chore: Update SDK

pubspec.lock

@@ -755,14 +755,14 @@ packages:
       name: matrix
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.7.0-nullsafety.4"
+    version: "0.7.0-nullsafety.5"
   matrix_api_lite:
-    dependency: "direct overridden"
+    dependency: transitive
     description:
       name: matrix_api_lite
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.5.0"
+    version: "0.5.1"
   matrix_link_text:
     dependency: "direct main"
     description:

pubspec.yaml

@@ -45,7 +45,7 @@ dependencies:
   intl: any
   localstorage: ^4.0.0+1
   lottie: ^1.2.1
-  matrix: ^0.7.0-nullsafety.4
+  matrix: ^0.7.0-nullsafety.5
   matrix_link_text: ^1.0.2
   native_imaging:
     git: https://gitlab.com/famedly/libraries/native_imaging.git
@@ -112,5 +112,4 @@ dependency_overrides:
     hosted:
       name: geolocator_android
       url: https://hanntech-gmbh.gitlab.io/free2pass/flutter-geolocator-floss
-  matrix_api_lite: ^0.5.0
   provider: 5.0.0