Remove unused function

configure/E3/DEFINES_FT

@@ -6,11 +6,6 @@ git submodule update --init --recursive $@/.
 git submodule update --remote --merge $@/
 endef
 
-define git_module_init_update =
-git submodule update --init --recursive $@/.
-git submodule update --remote --merge $@/
-endef
-
 define patch_site
 patches=$$(ls $(TOP)/patch/*.p0.patch 2> /dev/null); \
 if [ -n "$$patches" ]; then \
@@ -41,7 +36,6 @@ endif
 
 ### Exclude the following variables to display
 VARS_EXCLUDES+=git_update
-VARS_EXCLUDES+=git_module_init_update
 VARS_EXCLUDES+=patch_site
 VARS_EXCLUDES+=patch_revert_site
 VARS_EXCLUDES+=QUIET