PR-check / update actions/checkout to v4

.github/workflows/pr-checker.yml

@@ -12,7 +12,7 @@ jobs:
   run-shellcheck-and-scripts:
     runs-on: [ "self-hosted", "client" ]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: shellcheck --version
       - name: Shellcheck fw-tools/edge-testnet
         run: shellcheck fw-tools/edge-testnet
@@ -26,7 +26,7 @@ jobs:
   run-identity-tool-tests:
     runs-on: [ "self-hosted", "client" ]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Run identity-tools tests
         run: |
           cd identity-tools/test-cases
@@ -42,7 +42,7 @@ jobs:
     env:
       PA_TOKEN: ${{ secrets.ACCESS_TOKEN }} # IzumaBOT Access Token
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       # Install pyshcheck tooling
       - run: sudo apt install pycodestyle pydocstyle black
       # git instead of rules to use access token
@@ -58,7 +58,7 @@ jobs:
   run-edge-testnet:
     runs-on: [ "self-hosted", "client" ]
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Run edge-testnet
       run: fw-tools/edge-testnet
     - name: Run edge-testnet as fake snap
@@ -67,7 +67,7 @@ jobs:
   versions-check:
     runs-on: [ "self-hosted", "client" ]
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: ./check_versions.sh
 
   misspell:
@@ -82,7 +82,7 @@ jobs:
   run-edge-info:
     runs-on: ubuntu-22.04
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: |
         cd edge-info
         ./edge-info