Adding github action for building ovep

Author: TejalKhade28

.github/workflows/build_ovep.yml

@@ -0,0 +1,39 @@
+name : Build_OVEP
+
+on:
+  push:
+    branches:
+      - '**'  # Triggers on push to any branch
+  pull_request:
+    branches:
+      - '**'  # Triggers on a PR to any branch
+
+jobs:
+  build:
+
+    runs-on: windows-latest
+    steps:
+    - uses: actions/checkout@v4  #checkout to your repository
+
+    - name: Set up Python
+      uses: actions/setup-python@v4  # Use the setup-python action
+      with:
+       python-version: '3.10'
+
+    - name: Download OepnVINO
+      run: |
+        curl -L -o openvino.zip https://storage.openvinotoolkit.org/repositories/openvino/packages/2024.3/windows/w_openvino_toolkit_windows_2024.3.0.16041.1e3b88e4e3f_x86_64.zip
+        Expand-Archive -Path openvino.zip -DestinationPath openvino_folder
+
+    - name: Build Openvino Execution Provider
+      run: |
+        cd openvino_folder
+        cd w_openvino_toolkit_windows_2024.3.0.16041.1e3b88e4e3f_x86_64
+        dir
+        echo %CD%
+        call setupvars.bat
+        cd ../
+        cd onnxruntime
+        dir
+        call build.bat --build --update --config Release --cmake_generator "Visual Studio 17 2022" --use_openvino --build_wheel --build_shared_lib --build_nuget --skip_tests --parallel  --compile_no_warning_as_error
+      shell: cmd