Make src/version.h depending on git

CMakeLists.txt

@@ -417,10 +417,6 @@ else()
   message(STATUS "Support for ccache: ${CCACHE_SUPPORT}")
 endif()
 
-set_property(DIRECTORY APPEND
-    PROPERTY CMAKE_CONFIGURE_DEPENDS
-    "${CMAKE_SOURCE_DIR}/.git/index")
-
 if(CMAKE_VERSION VERSION_LESS "3.7.0")
   set(CMAKE_INCLUDE_CURRENT_DIR ON)
 endif()
@@ -1676,6 +1672,10 @@ get_target_property(BUILD_FLAGS mixxx-lib COMPILE_OPTIONS)
 
 # uses CMAKE_PROJECT_VERSION MIXXX_VERSION_PRERELEASE GIT_BRANCH GIT_DESCRIBE GIT_COMMIT_DATE BUILD_FLAGS
 configure_file(src/version.h.in src/version.h @ONLY)
+set_property(SOURCE src/version.h
+    APPEND
+    PROPERTY CMAKE_CONFIGURE_DEPENDS
+    "${CMAKE_SOURCE_DIR}/.git/index")
 
 # Windows-only resource file
 if(WIN32)