ci: set JDK version 11

That fixed the issue with stdlib.samepath on my laptop
for Matlab < R2025a

Author: scivision

.github/workflows/ci.yml

@@ -56,6 +56,15 @@ jobs:
     - name: Check CodeIssues
       uses: ./.github/workflows/composite-check
 
+    - name: matlab_jenv JDK 11
+      if: ${{ matrix.release < 'R2025a' && !startsWith(matrix.release, 'latest') }}
+      run: matlab_jenv ${JAVA_HOME_11_X64}
+
+    - name: Matlab tell Java Version
+      uses: matlab-actions/run-command@v2
+      with:
+        command: "disp(stdlib.java_vendor()); disp(stdlib.java_version())"
+
     - name: Non-MEX tests
       uses: ./.github/workflows/composite-nomex