ci: cancel redundant builds of workflow on push (#5427)

Use concurrency to ensure that only a single job or
workflow using the same concurrency group will run
at a time. A concurrency group can be any string or
expression.

Signed-off-by: prateekpandey14 <prateek.pandey@nirmata.com>

Signed-off-by: prateekpandey14 <prateek.pandey@nirmata.com>

.github/workflows/conformance.yaml

@@ -5,6 +5,10 @@ on:
       - 'main'
       - 'release*'
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   run-conformance:
     runs-on: ubuntu-latest

.github/workflows/e2e.yaml

@@ -18,6 +18,10 @@ on:
 
 permissions: read-all
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   e2e-test:
     strategy:

.github/workflows/image-build.yaml

@@ -10,6 +10,10 @@ permissions:
   packages: write
   id-token: write 
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   pre-checks:
     runs-on: ubuntu-latest

.github/workflows/image.yaml

@@ -10,6 +10,10 @@ permissions:
   packages: write
   id-token: write 
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   push-init-kyverno:
     uses: ./.github/workflows/reuse.yaml