Update actions/checkout action to v6

.gitea/workflows/lint-test-docker-pull.yaml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-js
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.gitea/workflows/lint-test-docker-push.yaml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-js
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.gitea/workflows/lint-test-helm-pull.yaml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-js
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.gitea/workflows/lint-test-helm-push.yaml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-js
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.gitea/workflows/renovate.yaml

@@ -16,7 +16,7 @@ jobs:
     container: ghcr.io/renovatebot/renovate:42
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Renovate
         run: renovate

clusters/cl01tl/platform/matrix-synapse/Chart.yaml

@@ -29,7 +29,7 @@ maintainers:
   - name: alexlebens
 dependencies:
   - name: matrix-synapse
-    version: 3.12.14
+    version: 3.12.15
     repository: https://ananace.gitlab.io/charts
   - name: app-template
     alias: matrix-hookshot