update actions/checkout

.github/workflows/emerge-med.yml

@@ -13,7 +13,7 @@ jobs:
       options: --privileged
     steps:
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     - name: emerge-sync
       run: |

.github/workflows/emerge-min.yml

@@ -13,7 +13,7 @@ jobs:
       options: --privileged
     steps:
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     - name: emerge-sync
       run: |

.github/workflows/emerge-p310-med.yml

@@ -13,7 +13,7 @@ jobs:
       options: --privileged
     steps:
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     - name: emerge-sync
       run: |

.github/workflows/emerge-p310-min.yml

@@ -13,7 +13,7 @@ jobs:
       options: --privileged
     steps:
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     - name: emerge-sync
       run: |

.github/workflows/pkgcheck.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     - name: Run pkgcheck
       uses: pkgcore/pkgcheck-action@v1

.github/workflows/shellcheck.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     - name: Run shellcheck
       uses: ludeeus/action-shellcheck@master
       env: