Bump actions/checkout from 2 to 3 (#106)

.github/workflows/docs.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Run link check
         uses: gaurav-nelson/github-action-markdown-link-check@v1
         with:

.github/workflows/maven.yml

@@ -25,7 +25,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     timeout-minutes: 15
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Set up JDK ${{ matrix.jdk }}
         uses: actions/setup-java@v2
         with:
@@ -45,7 +45,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 15
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Set up JDK 17
         uses: actions/setup-java@v2
         with:
@@ -62,7 +62,7 @@ jobs:
     timeout-minutes: 15
     continue-on-error: true
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Set up JDK 17
         uses: actions/setup-java@v2
         with:
@@ -86,7 +86,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 15
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Cache data/sources
         uses: ./.github/cache-sources-action
       - name: Set up JDK

.github/workflows/performance.yml

@@ -27,11 +27,11 @@ jobs:
         with:
           access_token: ${{ github.token }}
       - name: 'Checkout branch'
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           path: branch
       - name: 'Checkout base'
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           path: base
           ref: ${{ github.event.pull_request.base.sha }}

.github/workflows/release.yml

@@ -25,7 +25,7 @@ jobs:
           script: |
             version = context.payload.inputs.version;
             if (/^v/.test(version)) throw new Error("Bad version number: " + version)
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Cache data/sources
         uses: ./.github/cache-sources-action
       - uses: actions/setup-java@v2

.github/workflows/snapshot.yml

@@ -21,7 +21,7 @@ jobs:
       contents: read
       packages: write
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Cache data/sources
         uses: ./.github/cache-sources-action
       - name: Set up JDK

.github/workflows/update-pr.yml

@@ -18,7 +18,7 @@ jobs:
     steps:
       # report status back to pull request
       - uses: haya14busa/action-workflow_run-status@v1
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: 'Download branch build info'
         uses: dawidd6/action-download-artifact@v2
         with: