ci: Use NordicBuilder's token to open and label PRs

If github-action[bot] is used, GH actions are not triggered

Signed-off-by: Jan Gałda <[email protected]>

Author: jangalda-nsc

.github/workflows/backport.yml

@@ -31,6 +31,6 @@ jobs:
       - name: Backport
         uses: zephyrproject-rtos/action-backport@6b0bae5b575d289305a22ab11a273941b518994c # v2.0.3-3
         with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
+          github_token: ${{ secrets.NCS_NORDICBUILDER_ACTION_TOKEN }}
           issue_labels: Backport
           labels_template: '["Backport"]'

.github/workflows/labeler.yml

@@ -12,5 +12,5 @@ jobs:
     steps:
       - uses: actions/labeler@8558fd74291d67161a8a78ce36a881fa63b766a9 # v5.0.0
         with:
-          repo-token: '${{ secrets.GITHUB_TOKEN }}'
+          repo-token: '${{ secrets.NCS_NORDICBUILDER_ACTION_TOKEN }}'
           sync-labels: true

.github/workflows/manifest.yml

@@ -37,7 +37,7 @@ jobs:
       - name: Manifest
         uses: zephyrproject-rtos/action-manifest@ea38f222cddfbbb9debb5f0239f4139ae2677ebb # v1.8.0
         with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
+          github-token: ${{ secrets.NCS_NORDICBUILDER_ACTION_TOKEN }}
           manifest-path: 'west.yml'
           checkout-path: 'ncs/nrf'
           use-tree-checkout: 'true'