Bump actions/checkout from 2 to 3

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v2...v3)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/assembleFlavors.yml

@@ -12,7 +12,7 @@ jobs:
       matrix:
         flavor: [ Generic, Gplay ]
     steps:
-      -   uses: actions/checkout@v2
+      -   uses: actions/checkout@v3
       -   name: set up JDK 8
           uses: actions/setup-java@v3
           with:

.github/workflows/check.yml

@@ -12,7 +12,7 @@ jobs:
             matrix:
                 task: [ detekt, ktlint ]
         steps:
-            -   uses: actions/checkout@v2
+            -   uses: actions/checkout@v3
             -   name: Set up JDK 8
                 uses: actions/setup-java@v3
                 with:

.github/workflows/gradle-wrapper-validation.yml

@@ -9,5 +9,5 @@ jobs:
         name: "Validation"
         runs-on: ubuntu-latest
         steps:
-            -   uses: actions/checkout@v2
+            -   uses: actions/checkout@v3
             -   uses: gradle/wrapper-validation-action@v1

.github/workflows/qa.yml

@@ -11,7 +11,7 @@ jobs:
             -   name: Check if secrets are available
                 run: echo "::set-output name=ok::${{ secrets.KS_PASS != '' }}"
                 id: check-secrets
-            -   uses: actions/checkout@v2
+            -   uses: actions/checkout@v3
                 if: ${{ steps.check-secrets.outputs.ok == 'true' }}
             -   name: set up JDK 8
                 if: ${{ steps.check-secrets.outputs.ok == 'true' }}