[Python API] Move samples and docs to the new directory (#7851)

* [Python API] Move samples and docs to the new directory

* move samples to the new directory

* try to fix build and pychecks

* fix links

* fix pychecks

* fix cmake

* fix cpack installation

* Update inference-engine/ie_bridges/python/CMakeLists.txt

Co-authored-by: Sergey Lyubimtsev <sergey.lyubimtsev@intel.com>

Co-authored-by: Sergey Lyubimtsev <sergey.lyubimtsev@intel.com>

.github/workflows/py_checks.yml

@@ -5,9 +5,11 @@ on:
   push:
     paths:
       - 'inference-engine/ie_bridges/python/**'
+      - 'samples/python/**'
   pull_request:
     paths:
       - 'inference-engine/ie_bridges/python/**'
+      - 'samples/python/**'
 jobs:
   linters:
     runs-on: ubuntu-18.04
@@ -23,14 +25,14 @@ jobs:
       - name: Install dependencies
         run: python -m pip install -r inference-engine/ie_bridges/python/requirements_dev.txt
       - name: Run Flake on samples
-        run: python -m flake8 ./ --config=../setup.cfg 
-        working-directory: inference-engine/ie_bridges/python/sample
+        run: python -m flake8 ./ --config=setup.cfg
+        working-directory: samples/python
       - name: Create code style diff for samples
         if: failure()
         run: |
           python -m black -l 160 -S ./
           git diff > samples_diff.diff
-        working-directory: inference-engine/ie_bridges/python/sample
+        working-directory: samples/python
       - uses: actions/upload-artifact@v2
         if: failure()
         with: