Refactor Azure Developer CLI installation to use official action in deployment workflow

Author: Vamshi-Microsoft

.github/workflows/deploy-v2-windows.yml

@@ -276,21 +276,15 @@ jobs:
       - name: Checkout Code
         uses: actions/checkout@v4
 
+      - name: Install Azure Developer CLI
+        uses: Azure/setup-azd@v1.0.0
+
       - name: Setup Azure CLI
         shell: bash
         run: |
           # Azure CLI is pre-installed on Windows GitHub runners
           az --version  # Verify installation
 
-      - name: Install Azure Developer CLI
-        shell: powershell
-        run: |
-          Write-Host "Installing Azure Developer CLI..."
-          powershell -ex AllSigned -c "Invoke-RestMethod 'https://aka.ms/install-azd.ps1' | Invoke-Expression"
-          
-          # Verify installation
-          azd version
-
       - name: Login to Azure
         shell: bash
         run: |
@@ -818,21 +812,15 @@ jobs:
       - name: Checkout Code
         uses: actions/checkout@v4
 
+      - name: Install Azure Developer CLI
+        uses: Azure/setup-azd@v1.0.0
+
       - name: Setup Azure CLI
         shell: bash
         run: |
           # Azure CLI is pre-installed on Windows GitHub runners
           az --version  # Verify installation
 
-      - name: Install Azure Developer CLI
-        shell: powershell
-        run: |
-          Write-Host "Installing Azure Developer CLI..."
-          powershell -ex AllSigned -c "Invoke-RestMethod 'https://aka.ms/install-azd.ps1' | Invoke-Expression"
-          
-          # Verify installation
-          azd version
-
       - name: Login to Azure
         shell: bash
         run: |