Update actions/checkout action to v3

Author: renovate[bot]

.github/workflows/centos-fmt-clippy-on-all.yaml

@@ -22,7 +22,7 @@ jobs:
     strategy:
       fail-fast: false
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0

.github/workflows/deploy-docs.yaml

@@ -11,7 +11,7 @@ jobs:
     name: Documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           fetch-depth: 0
       - name: Install mdbook

.github/workflows/linux-builds-on-master.yaml

@@ -34,7 +34,7 @@ jobs:
             #snap_arch: armhf
     steps:
       - name: Clone repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0

.github/workflows/linux-builds-on-pr.yaml

@@ -28,7 +28,7 @@ jobs:
             #snap_arch: armhf
     steps:
       - name: Clone repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0

.github/workflows/linux-builds-on-stable.yaml

@@ -57,7 +57,7 @@ jobs:
             #snap_arch: s390x # skip-pr skip-master
     steps:
       - name: Clone repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0

.github/workflows/macos-builds-on-all.yaml

@@ -24,7 +24,7 @@ jobs:
           - x86_64-apple-darwin
           - aarch64-apple-darwin
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0

.github/workflows/windows-builds-on-master.yaml

@@ -33,7 +33,7 @@ jobs:
           - target: aarch64-pc-windows-msvc # skip-pr skip-stable
             skip_tests: yes # skip-pr skip-stable
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         # v2 defaults to a shallow checkout, but we need at least to the previous tag
         with:
           fetch-depth: 0

.github/workflows/windows-builds-on-pr.yaml

@@ -28,7 +28,7 @@ jobs:
             mingwdir: mingw32
             mingw: https://ci-mirrors.rust-lang.org/rustc/i686-6.3.0-release-posix-dwarf-rt_v5-rev2.7z
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         # v2 defaults to a shallow checkout, but we need at least to the previous tag
         with:
           fetch-depth: 0

.github/workflows/windows-builds-on-stable.yaml

@@ -30,7 +30,7 @@ jobs:
             mingwdir: mingw32
             mingw: https://ci-mirrors.rust-lang.org/rustc/i686-6.3.0-release-posix-dwarf-rt_v5-rev2.7z
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         # v2 defaults to a shallow checkout, but we need at least to the previous tag
         with:
           fetch-depth: 0

ci/actions-templates/centos-fmt-clippy-template.yaml

@@ -22,7 +22,7 @@ jobs:
     strategy:
       fail-fast: false
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           # v2 defaults to a shallow checkout, but we need at least to the previous tag
           fetch-depth: 0