chore(deps): update actions/checkout action to v6 (#821)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -12,7 +12,7 @@ jobs:
     name: Tests & Build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Node.js environment
         uses: actions/setup-node@v5
@@ -38,7 +38,7 @@ jobs:
   Eslint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Node.js environment
         uses: actions/setup-node@v5
@@ -55,7 +55,7 @@ jobs:
   Prettier:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Node.js environment
         uses: actions/setup-node@v5

.github/workflows/examples.yaml

@@ -14,7 +14,7 @@ jobs:
       run:
         working-directory: ./examples/server
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup golang environment
         uses: actions/setup-go@v6

.github/workflows/is-compatible.yml

@@ -11,7 +11,7 @@ jobs:
   compatibilitycheck:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup Node.js environment
         uses: actions/setup-node@v5
         with:

.github/workflows/release.yml

@@ -15,7 +15,7 @@ jobs:
       contents: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: grafana/plugin-actions/build-plugin@release
         # Uncomment to enable plugin signing
         # (For more info on how to generate the access policy token see https://grafana.com/developers/plugin-tools/publish-a-plugin/sign-a-plugin#generate-an-access-policy-token)