Bump actions/checkout

Author: beutlich

.github/workflows/checkCI.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Configure
@@ -73,7 +73,7 @@ jobs:
             compiler: mingw
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Configure
@@ -112,7 +112,7 @@ jobs:
       - name: Set git to use LF
         run: git config --global core.autocrlf input
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Setup cygwin
@@ -152,7 +152,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Setup python environment
@@ -188,7 +188,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Get moparser
@@ -208,7 +208,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Setup python environment

.github/workflows/checkCron.yml

@@ -11,7 +11,7 @@ jobs:
     if: github.repository_owner == 'modelica'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Setup python environment
@@ -28,7 +28,7 @@ jobs:
     if: github.repository_owner == 'modelica'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Setup python environment

.github/workflows/generateReleaseNotes.yml

@@ -22,7 +22,7 @@ jobs:
     timeout-minutes: 5
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 5
       - name: Setup python environment