Bump actions/cache from 2 to 3

Bumps [actions/cache](https://github.com/actions/cache) from 2 to 3.
- [Release notes](https://github.com/actions/cache/releases)
- [Commits](https://github.com/actions/cache/compare/v2...v3)

---
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/nightly.yml

@@ -34,7 +34,7 @@ jobs:
         uses: actions/setup-python@v3
         with:
           python-version: 3.8
-      - uses: actions/cache@v2
+      - uses: actions/cache@v3
         with:
           path: |
             ~/.gradle/caches
@@ -221,7 +221,7 @@ jobs:
         uses: actions/setup-python@v3
         with:
           python-version: 3.8
-      - uses: actions/cache@v2
+      - uses: actions/cache@v3
         with:
           path: |
             ~/.gradle/caches
@@ -273,7 +273,7 @@ jobs:
         with: 
           distribution: 'adopt'
           java-version: '11'
-      - uses: actions/cache@v2
+      - uses: actions/cache@v3
         with:
           path: |
             ~/.gradle/caches
@@ -302,7 +302,7 @@ jobs:
         with:
           distribution: 'adopt'
           java-version: '11'
-      - uses: actions/cache@v2
+      - uses: actions/cache@v3
         with:
           path: |
             ~/.gradle/caches