git_cl: Fix Python type annotations for Pylance

Pylance does not like the ending bracket on its own line. As
`UploadAllSquashed` above uses inline type annotations, rewrite
`_UploadAllPrecheck`s type annotations inline as well.

Bug: None
Change-Id: I9b34cb4834530fffb9cb1788cd690f34d805f96f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/5333896
Commit-Queue: Michael Cui <mlcui@google.com>
Reviewed-by: Joanna Wang <jojwang@chromium.org>

git_cl.py

@@ -5206,9 +5206,9 @@ def UploadAllSquashed(options: optparse.Values,
     return 0
 
 
-def _UploadAllPrecheck(options, orig_args):
-    # type: (optparse.Values, Sequence[str]) -> Tuple[Sequence[Changelist],
-    # bool]
+def _UploadAllPrecheck(
+        options: optparse.Values,
+        orig_args: Sequence[str]) -> Tuple[Sequence[Changelist], bool]:
     """Checks the state of the tree and gives the user uploading options
 
     Returns: A tuple of the ordered list of changes that have new commits