Bump actions/cache from 2.1.7 to 3 (#1176)

Author: dependabot[bot]

.github/workflows/pre-commit.yml

@@ -26,7 +26,7 @@ jobs:
           result = "${{ runner.os }}-{}-{}-pre-commit".format(python, digest)
 
           print("::set-output name=result::{}".format(result))
-      - uses: actions/cache@v2.1.7
+      - uses: actions/cache@v3
         if: matrix.os != 'windows-latest'
         with:
           path: ~/.cache/pre-commit

.github/workflows/tests.yml

@@ -67,7 +67,7 @@ jobs:
           result = "${{ runner.os }}-{}-{}-pre-commit".format(python, digest)
 
           print("::set-output name=result::{}".format(result))
-      - uses: actions/cache@v2.1.7
+      - uses: actions/cache@v3
         if: matrix.os != 'windows-latest'
         with:
           path: ~/.cache/pre-commit