Fix test execution in CI build script

CMakeLists.txt

@@ -49,5 +49,6 @@ add_subdirectory(src)
 
 include(CTest)
 if(BUILD_TESTING)
+    enable_testing()
     add_subdirectory(tests)
 endif()

ci/build.sh

@@ -44,7 +44,7 @@ cmake --version
 # configure build for AppImage release
 cmake "$REPO_ROOT" -DSTATIC_BUILD=On -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=RelWithDebInfo "${EXTRA_CMAKE_ARGS[@]}"
 
-make -j"$(nproc)" linuxdeploy
+make -j"$(nproc)"
 
 ## Run Unit Tests
 ctest -V