add helm setup gh action (#8176)

Author: vepatel

.github/workflows/ci.yml

@@ -211,6 +211,11 @@ jobs:
       - name: Checkout Repository
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
+      - name: Setup Helm
+        uses: azure/setup-helm@1a275c3b69536ee54be43f2070a358922e12c8d4 # v4.3.1
+        with:
+          version: 'v3.18.6'
+
       - name: Setup Golang Environment
         uses: actions/setup-go@d35c59abb061a4a6fb18e82ac0862c26744d6ab5 # v5.5.0
         with:
@@ -396,6 +401,11 @@ jobs:
       - name: Checkout Repository
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
+      - name: Setup Helm
+        uses: azure/setup-helm@1a275c3b69536ee54be43f2070a358922e12c8d4 # v4.3.1
+        with:
+          version: 'v3.18.6'
+
       - name: Authenticate to Google Cloud
         id: auth
         uses: google-github-actions/auth@ba79af03959ebeac9769e648f473a284504d9193 # v2.1.10

.github/workflows/lint-format.yml

@@ -74,6 +74,11 @@ jobs:
       - name: Checkout Repository
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
+      - name: Setup Helm
+        uses: azure/setup-helm@1a275c3b69536ee54be43f2070a358922e12c8d4 # v4.3.1
+        with:
+          version: 'v3.18.6'
+
       - name: Lint chart
         run: helm lint charts/nginx-ingress
 

.github/workflows/regression.yml

@@ -90,6 +90,11 @@ jobs:
         with:
           ref: ${{ needs.checks.outputs.branch }}
 
+      - name: Setup Helm
+        uses: azure/setup-helm@1a275c3b69536ee54be43f2070a358922e12c8d4 # v4.3.1
+        with:
+          version: 'v3.18.6'
+
       - name: Setup Golang Environment
         uses: actions/setup-go@d35c59abb061a4a6fb18e82ac0862c26744d6ab5 # v5.5.0
         with:
@@ -129,6 +134,11 @@ jobs:
         with:
           ref: ${{ needs.checks.outputs.branch }}
 
+      - name: Setup Helm
+        uses: azure/setup-helm@1a275c3b69536ee54be43f2070a358922e12c8d4 # v4.3.1
+        with:
+          version: 'v3.18.6'
+
       - name: Authenticate to Google Cloud
         id: auth
         uses: google-github-actions/auth@ba79af03959ebeac9769e648f473a284504d9193 # v2.1.10