GHA: pinned OpenVINO (#1821)

Error
https://github.com/openvinotoolkit/openvino.genai/actions/runs/13568352069/job/37979976617?pr=1677
Guilty PR openvinotoolkit/openvino#29018

Author: ilya-lavrenov

.github/workflows/genai-tools.yml

@@ -44,7 +44,7 @@ jobs:
       with:
         platform: ubuntu22
         commit_packages_to_provide: wheels
-        revision: latest_available_commit
+        revision: a8aba4e104f027c2ba8a21fd6c4c861110c57ed9
 
   llm_bench:
     name: 'LLM bench tests'

.github/workflows/linux.yml

@@ -52,7 +52,7 @@ jobs:
       with:
         platform: ubuntu22
         commit_packages_to_provide: wheels,openvino_js_package.tar.gz
-        revision: latest_available_commit
+        revision: a8aba4e104f027c2ba8a21fd6c4c861110c57ed9
 
     - name: Clone docker tag from OpenVINO repo
       uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

.github/workflows/windows.yml

@@ -49,7 +49,7 @@ jobs:
       with:
         platform: 'windows'
         commit_packages_to_provide: wheels,openvino_js_package.zip
-        revision: 'latest_available_commit'
+        revision: 'a8aba4e104f027c2ba8a21fd6c4c861110c57ed9'
 
   genai_build_cpack:
     name: genai cpack (${{ matrix.build_type }})
@@ -216,7 +216,7 @@ jobs:
       - name: Configure Developer Command Prompt for Microsoft Visual C++
         uses: ilammy/msvc-dev-cmd@0b201ec74fa43914dc39ae48a89fd1d8cb592756 # v1.13.0
         with:
-          toolset: 14.40 # v2022  
+          toolset: 14.40 # v2022
 
       - name: Build Tokenizers Wheel
         run: |