Fixes ERROR: MIME cache found in package. Please disable 'update-mime-database'.

--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -167,10 +166,6 @@ else()
             install(CODE "execute_process(COMMAND ${XDG-MIME_EXECUTABLE} default ${CMAKE_INSTALL_FULL_DATAROOTDIR}/applications/glslViewer.desktop model/obj)")
             install(CODE "execute_process(COMMAND ${XDG-MIME_EXECUTABLE} default ${CMAKE_INSTALL_FULL_DATAROOTDIR}/applications/glslViewer.desktop model/gltf-binary)")
             install(CODE "execute_process(COMMAND ${XDG-MIME_EXECUTABLE} default ${CMAKE_INSTALL_FULL_DATAROOTDIR}/applications/glslViewer.desktop model/gltf+json)")
-            find_program(UPDATE_MIME_DATABASE update-mime-database)
-            install(CODE "execute_process(COMMAND ${UPDATE_MIME_DATABASE} ${CMAKE_INSTALL_FULL_DATAROOTDIR}/mime )")
-            find_program(UPDATE_DESKTOP_DATABASE update-desktop-database)
-            install(CODE "execute_process(COMMAND ${UPDATE_DESKTOP_DATABASE} ${CMAKE_INSTALL_FULL_DATAROOTDIR}/applications)")
             
             # Add a thumbnailer for 3D Models
             install(FILES "${PROJECT_SOURCE_DIR}/assets/glslViewer.thumbnailer" DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/thumbnailers)