chore(deps): update dependency ubuntu to v24

Author: renovate[bot]

Diff for: .github/workflows/build_and_scan_images.yaml

@@ -7,7 +7,7 @@ on:
 
 jobs:
   build-scan:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
 
     steps:
       - name: Checkout

Diff for: .github/workflows/ci.yaml

@@ -54,7 +54,7 @@ jobs:
 
   lint:
     name: Lint
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     strategy:
       fail-fast: false
       matrix:
@@ -68,7 +68,7 @@ jobs:
 
   unit:
     name: Unit tests
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     strategy:
       fail-fast: false
       matrix:
@@ -124,7 +124,7 @@ jobs:
     name: Integration tests (microk8s)
     needs:
       - build
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     strategy:
       fail-fast: false
       matrix:
@@ -161,7 +161,7 @@ jobs:
   test-bundle:
     name: Test the bundle
     needs: build
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Check out code
         uses: actions/checkout@v3

Diff for: .github/workflows/promote.yaml

@@ -17,7 +17,7 @@ on:
 jobs:
   promote-charm:
     name: Promote charm
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
       - name: Release charm to channel