build in a container on Linux to preserve backward compatibility

Author: duncanpo

.github/workflows/build_and_test_full.yml

@@ -87,7 +87,7 @@ jobs:
               env:
                 MY_CMAKE_VERSION: 4.1.2
               run: |
-                 curl -LO https://github.com/Kitware/CMake/releases/download/v$MY_CMAKE_VERSION/cmake-$MY_CMAKE_VERSION-linux-x86_64.tar.gz
+                curl -LO https://github.com/Kitware/CMake/releases/download/v$MY_CMAKE_VERSION/cmake-$MY_CMAKE_VERSION-linux-x86_64.tar.gz
                 tar -xvzf cmake-$MY_CMAKE_VERSION-linux-x86_64.tar.gz
                 echo "$GITHUB_WORKSPACE/cmake-$MY_CMAKE_VERSION-linux-x86_64/bin" >> "$GITHUB_PATH"
             - name: Install MATLAB

.github/workflows/build_and_test_simple.yml

@@ -63,7 +63,7 @@ jobs:
               env:
                  # Add the installation directory to the MATLAB Search Path by
                  # setting the MATLABPATH environment variable.
-                 MATLABPATH: ${{ env.OPENTELEMETRY_MATLAB_INSTALL }}
+                 MATLABPATH: ${{ env.GITHUB_WORKSPACE }}/${{ env.OPENTELEMETRY_MATLAB_INSTALL }}
               uses: matlab-actions/run-tests@v2
               with:
                  select-by-folder: opentelemetry-matlab/test