[fix] Delete deprecated link to the "lv_app" submodule from the .gitmodules file. The pointer to the submodule repository is not set and it cause error during recursive submodule update command
[fix] Delete deprecated link to the "lv_app" submodule from the .gitmodules file. The pointer to the submodule repository is not set and it cause error during recursive submodule update command

littlevgl/proj_pc,littlevgl/proj_pc