Run spellchecker on depot_tools

This was made by running `codespell` and `scspell`
and then checking the results.

Change-Id: I169fd5b40294f83015075b4a899fbca263821f25
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/2144602
Commit-Queue: Quinten Yearsley <qyearsley@chromium.org>
Auto-Submit: Quinten Yearsley <qyearsley@chromium.org>
Reviewed-by: Edward Lesmes <ehmaldonado@chromium.org>
diff --git a/tests/git_cl_test.py b/tests/git_cl_test.py
index 85dc4b7..a91c07f 100755
--- a/tests/git_cl_test.py
+++ b/tests/git_cl_test.py
@@ -777,7 +777,7 @@
       metrics_arguments.append('m')
 
     if short_hostname == 'chromium':
-      # All reviwers and ccs get into ref_suffix.
+      # All reviewers and ccs get into ref_suffix.
       for r in sorted(reviewers):
         ref_suffix += ',r=%s' % r
         metrics_arguments.append('r')
@@ -3437,7 +3437,7 @@
         ])
 
   def testMakeRequestsHelperCategorySet(self):
-    # The category property can be overriden with options.
+    # The category property can be overridden with options.
     changelist = ChangelistMock(gerrit_change=self.exampleGerritChange())
     jobs = [('chromium', 'try', 'my-builder')]
     options = optparse.Values({'category': 'my-special-category'})