github-actions: bump actions/cache from 2.1.7 to 3.0.2

Bumps [actions/cache](https://github.com/actions/cache) from 2.1.7 to 3.0.2.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](937d244753...48af2dc4a9)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/builds.yml

@@ -39,7 +39,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Cache ~/.cargo
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo
           key: cargo
@@ -123,7 +123,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Cache ~/.cargo
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo
           key: cbindgen
@@ -150,7 +150,7 @@ jobs:
     steps:
       # Cache Rust stuff.
       - name: Cache cargo registry
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo/registry
           key: cargo-registry
@@ -328,7 +328,7 @@ jobs:
 
       # Cache Rust stuff.
       - name: Cache cargo registry
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo/registry
           key: cargo-registry
@@ -415,7 +415,7 @@ jobs:
 
       # Cache Rust stuff.
       - name: Cache cargo registry
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo/registry
           key: cargo-registry
@@ -502,7 +502,7 @@ jobs:
 
       # Cache Rust stuff.
       - name: Cache cargo registry
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo/registry
           key: cargo-registry
@@ -576,7 +576,7 @@ jobs:
 
       # Cache Rust stuff.
       - name: Cache cargo registry
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo/registry
           key: cargo-registry
@@ -1010,7 +1010,7 @@ jobs:
 
       # Cache Rust stuff.
       - name: Cache cargo registry
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo/registry
           key: cargo-registry
@@ -1081,7 +1081,7 @@ jobs:
 
       # Cache Rust stuff.
       - name: Cache cargo registry
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo/registry
           key: cargo-registry
@@ -1173,7 +1173,7 @@ jobs:
 
       # Cache Rust stuff.
       - name: Cache cargo registry
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo/registry
           key: cargo-registry
@@ -1235,7 +1235,7 @@ jobs:
     steps:
       # Cache Rust stuff.
       - name: Cache cargo registry
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo/registry
           key: cargo-registry
@@ -1367,7 +1367,7 @@ jobs:
     steps:
       # Cache Rust stuff.
       - name: Cache cargo registry
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo/registry
           key: cargo-registry

.github/workflows/commits.yml

@@ -16,7 +16,7 @@ jobs:
     container: ubuntu:20.04
     steps:
       - name: Caching ~/.cargo
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo
           key: commit-check-cargo

.github/workflows/formatting.yml

@@ -25,7 +25,7 @@ jobs:
 
       # Cache Rust stuff.
       - name: Cache cargo registry
-        uses: actions/cache@937d24475381cd9c75ae6db12cb4e79714b926ed
+        uses: actions/cache@48af2dc4a9e8278b89d7fa154b955c30c6aaab09
         with:
           path: ~/.cargo/registry
           key: cargo-registry