[CI] [GHA] Fix openvino.test_utils imports for Mac and Win Python unittests (#20786)

* add platform-agnostic setup python action

* use specific version

* rm debug message, checkout action

* correct path

* add checkout of the action, correct paths

* correct path; enclose into brackets

* transfer linux pipelines to local setup-python action

* transfer pipelines

* use newer version

* account for fedora, add missing cache path

* correct name

* use 3.9 for fedora

* rm python install from fedora

* mv fetch and setup together, set pip_cache_dir

* correct order

* rm triggers

* add missing pythonpaths

* correct path

* add one more pythonpath

* add paths to ov package libs

* Revert "add paths to ov package libs"

This reverts commit a775881f3e.

.github/workflows/windows_conditional_compilation.yml

@@ -75,13 +75,30 @@ jobs:
       # Dependencies
       #
 
-      - uses: actions/setup-python@v4
+      - name: Setup Python ${{ env.PYTHON_VERSION }}
+        uses: ./openvino/.github/actions/setup_python
         with:
-          python-version: ${{ env.PYTHON_VERSION }}
+          version: ${{ env.PYTHON_VERSION }}
+          should-setup-pip-paths: 'false'
+          self-hosted-runner: 'false'
 
       - name: Install build dependencies
         run: choco install --no-progress ninja
 
+      - name: Install python dependencies
+        run: |
+          # For running ONNX frontend unit tests
+          python3 -m pip install --force-reinstall -r ${{ env.OPENVINO_REPO }}/src/frontends/onnx/tests/requirements.txt
+          
+          # For running TensorFlow frontend unit tests
+          python3 -m pip install -r ${{ env.OPENVINO_REPO }}/src/frontends/tensorflow/tests/requirements.txt
+          
+          # For running TensorFlow Lite frontend unit tests
+          python3 -m pip install -r ${{ env.OPENVINO_REPO }}/src/frontends/tensorflow_lite/tests/requirements.txt
+          
+          # For running Paddle frontend unit tests
+          python3 -m pip install -r ${{ env.OPENVINO_REPO }}/src/frontends/paddle/tests/requirements.txt
+
       #
       # Build
       #
@@ -285,9 +302,12 @@ jobs:
       - name: Extract OpenVINO tests package
         run: Expand-Archive ${{ env.INSTALL_TEST_DIR }}/openvino_tests.zip -DestinationPath "${{ env.INSTALL_TEST_DIR }}"
 
-      - uses: actions/setup-python@v4
+      - name: Setup Python ${{ env.PYTHON_VERSION }}
+        uses: ./openvino/.github/actions/setup_python
         with:
-          python-version: ${{ env.PYTHON_VERSION }}
+          version: ${{ env.PYTHON_VERSION }}
+          should-setup-pip-paths: 'false'
+          self-hosted-runner: 'false'
 
       - name: Install python dependencies for run_parallel.py
         run: python3 -m pip install -r ${{ env.INSTALL_TEST_DIR }}/layer_tests_summary/requirements.txt