fix macOs build after targets name are not changed by branding

target names used to be variable depending on branding
now the target names are always constant but generated output file names
are set according to active branding

Signed-off-by: Matthieu Gallien <matthieu.gallien@nextcloud.com>

src/gui/CMakeLists.txt

@@ -501,12 +501,12 @@ if(BUILD_OWNCLOUD_OSX_BUNDLE AND NOT BUILD_LIBRARIES_ONLY)
         set(NO_STRIP "")
     endif()
 
-    add_custom_command(TARGET ${APPLICATION_EXECUTABLE} POST_BUILD
+    add_custom_command(TARGET nextcloud POST_BUILD
         COMMAND "${MACDEPLOYQT_EXECUTABLE}"
-        "$<TARGET_FILE_DIR:${APPLICATION_EXECUTABLE}>/../.."
+        "$<TARGET_FILE_DIR:nextcloud>/../.."
         -qmldir=${CMAKE_SOURCE_DIR}/src/gui
         -always-overwrite
-        -executable="$<TARGET_FILE_DIR:${APPLICATION_EXECUTABLE}>/${cmd_NAME}"
+        -executable="$<TARGET_FILE_DIR:nextcloud>/${cmd_NAME}"
         ${NO_STRIP}
         COMMAND "${CMAKE_COMMAND}"
         -E rm -rf "${BIN_OUTPUT_DIRECTORY}/${OWNCLOUD_OSX_BUNDLE}/Contents/PlugIns/bearer"