[BP-3.6][hotfix][ci] Pin all runner images at Ubuntu 24.04 (#4594)

.github/workflows/approve_label.yml

@@ -29,7 +29,7 @@ permissions:
 jobs:
   label-when-approved:
     name: "Label when approved"
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     outputs:
       isApprovedByCommiters: ${{ steps.label-when-approved-by-commiters.outputs.isApproved }}
       isApprovedByAnyone: ${{ steps.label-when-approved-by-anyone.outputs.isApproved }}

.github/workflows/approve_label_trigger.yml

@@ -22,7 +22,7 @@ jobs:
 
   label-when-reviewed:
     name: "Label PRs when reviewed"
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - name: "Do nothing. Only trigger corresponding workflow_run event"
         run: echo

.github/workflows/build_docs.yml

@@ -33,7 +33,7 @@ concurrency:
 jobs:
   check-doc:
     if: github.repository == 'apache/flink-cdc'
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v6
       - name: Build doc
@@ -43,7 +43,7 @@ jobs:
   build-documentation:
     if: github.event_name != 'pull_request' && github.repository == 'apache/flink-cdc'
     name: "Check and build doc"
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     strategy:
       fail-fast: false
       max-parallel: 1

.github/workflows/close_stale.yml

@@ -25,7 +25,7 @@ permissions:
   issues: write
 jobs:
   stale:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/stale@v10
         with:

.github/workflows/flink_cdc_ci.yml

@@ -37,7 +37,7 @@ concurrency:
 jobs:
   license_check:
     name: License Check
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - name: Check out repository code
         uses: actions/checkout@v6

.github/workflows/flink_cdc_ci_nightly.yml

@@ -27,7 +27,7 @@ jobs:
   license_check:
     if: github.repository == 'apache/flink-cdc'
     name: License Check
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - name: Check out repository code
         uses: actions/checkout@v6

.github/workflows/label.yml

@@ -34,7 +34,7 @@ permissions:
 
 jobs:
   label:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - name: "Checkout ${{ github.ref }} ( ${{ github.sha }} )"
         uses: actions/checkout@v6

.github/workflows/label_trigger.yml

@@ -22,7 +22,7 @@ on:
 
 jobs:
   label:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - name: "Do nothing. Just triggers corresponding workflow."
         run: echo