Update unit_test.yml

Author: oliverchampion

.github/workflows/unit_test.yml

@@ -28,13 +28,12 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install -r requirements.txt
-      - name: Set environment variables for MATLAB Engine
-	if: ${{ runner.os == 'macOS'}}
-        run: |
-          echo "DYLD_LIBRARY_PATH=/Users/runner/hostedtoolcache/MATLAB/2025.1.999/arm64/MATLAB.app/bin/maca64:$DYLD_LIBRARY_PATH" >> $GITHUB_ENV
-	if: ${{ runner.os == 'Linux'}}
-        run: |
-          echo "LD_LIBRARY_PATH=/opt/hostedtoolcache/MATLAB/2025.1.999/x64/bin/glnxa64:$LD_LIBRARY_PATH" >> $GITHUB_ENV
+       - name: Set env var for MATLAB on macOS
+         if: runner.os == 'macOS'
+         run: echo "DYLD_LIBRARY_PATH=/Users/runner/hostedtoolcache/MATLAB/2025.1.999/arm64/MATLAB.app/bin/maca64:$DYLD_LIBRARY_PATH" >> $GITHUB_ENV
+       - name: Set env var for MATLAB on Linux
+         if: runner.os == 'Linux'
+         run: echo "LD_LIBRARY_PATH=/opt/hostedtoolcache/MATLAB/2025.1.999/x64/bin/glnxa64:$LD_LIBRARY_PATH" >> $GITHUB_ENV
       - name: Set up MATLAB
         uses: matlab-actions/setup-matlab@v2
         with: