[CI]Install python and conan

Author: ViliusSutkus89

.github/workflows/build.yml

@@ -21,6 +21,11 @@ jobs:
 
       - run: echo "y" | sudo ${ANDROID_HOME}/cmdline-tools/latest/bin/sdkmanager --install "ndk;26.3.11579264"
 
+      - uses: actions/setup-python@v5
+        with:
+          python-version: 3.12
+      - run: pip install conan
+
       - run: ./gradlew assemble
         working-directory: tests/0_sample_library