gh: update to actions/checkout@v4

Author: xdelaruelle

.github/workflows/differential_shellcheck.yml

@@ -19,7 +19,7 @@ jobs:
 
     steps: 
       - name: Repository checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 

.github/workflows/lint_tests.yaml

@@ -11,7 +11,7 @@ jobs:
   lint-all:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install system packages

.github/workflows/linux_tests.yaml

@@ -16,7 +16,7 @@ jobs:
       EXTRA_SCRIPT_PRETEST: make install-testmodulerc install-testetcrc install-testmodspath-empty
       EXTRA_SCRIPT_POSTTEST: make uninstall-testconfig
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install system packages
@@ -66,7 +66,7 @@ jobs:
       EXTRA_SCRIPT_PRETEST: make install-testinitrc install-testsiteconfig
       EXTRA_SCRIPT_POSTTEST: make uninstall-testconfig
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install system packages
@@ -123,7 +123,7 @@ jobs:
       EXTRA_SCRIPT_PRETEST: make install-testinitrc-1 install-testetcrc install-testmodspath
       EXTRA_SCRIPT_POSTTEST: make uninstall-testconfig
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install system packages
@@ -183,7 +183,7 @@ jobs:
       EXTRA_SCRIPT_POSTTEST: unset TESTSUITE_ENABLE_SITECONFIG
       TESTSUITE_ENABLE_MODULECACHE: 1
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install system packages
@@ -235,7 +235,7 @@ jobs:
       EXTRA_SCRIPT_PRETEST: make install-testsiteconfig-1 && export TESTSUITE_ENABLE_SITECONFIG=1
       EXTRA_SCRIPT_POSTTEST: unset TESTSUITE_ENABLE_SITECONFIG
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install system packages
@@ -291,7 +291,7 @@ jobs:
     env:
       CONFIGURE_OPTS: --with-tclsh=tclsh8.7 --prefix=/tmp/modules --with-tcl=/usr/local/lib
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install system packages
@@ -338,7 +338,7 @@ jobs:
     env:
       CONFIGURE_OPTS: --with-tclsh=tclsh9.0 --prefix=/tmp/modules --with-tcl=/usr/local/lib
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install system packages

.github/workflows/windows_tests.yaml

@@ -20,7 +20,7 @@ jobs:
       - name: Configure Git autocrlf
         shell: bash
         run: git config --global core.autocrlf input
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
           set-safe-directory: /cygdrive/d/a/modules/modules
@@ -66,7 +66,7 @@ jobs:
       - name: Configure Git autocrlf
         shell: bash
         run: git config --global core.autocrlf input
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
           set-safe-directory: /cygdrive/d/a/modules/modules
@@ -114,7 +114,7 @@ jobs:
       - name: Configure Git autocrlf
         shell: bash
         run: git config --global core.autocrlf input
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Install system packages