ci: use hosted runners when running from the cloudnative-pg org

Signed-off-by: Niccolò Fei <niccolo.fei@enterprisedb.com>

Author: NiccoloFei

.github/workflows/bake_targets.yml

@@ -16,7 +16,7 @@ permissions: {}
 jobs:
   testbuild:
     name: Build ${{ inputs.extension_name }}
-    runs-on: ubuntu-24.04
+    runs-on: ${{ github.repository_owner == 'cloudnative-pg' && 'ubuntu-latest-16-cores' || 'ubuntu-24.04' }}
     permissions:
       contents: read
       packages: write
@@ -81,7 +81,7 @@ jobs:
 
   security:
     name: Security checks
-    runs-on: ubuntu-24.04
+    runs-on: ${{ github.repository_owner == 'cloudnative-pg' && 'ubuntu-latest-4-cores' || 'ubuntu-24.04' }}
     permissions:
       contents: read
       packages: read
@@ -109,7 +109,7 @@ jobs:
 
   smoke-test:
     name: Smoke test
-    runs-on: ubuntu-24.04
+    runs-on: ${{ github.repository_owner == 'cloudnative-pg' && 'ubuntu-latest-4-cores' || 'ubuntu-24.04' }}
     permissions:
       contents: read
       packages: read