dev-vcs/gitahead: rm unnecessary default function from src_prepare

Package-Manager: Portage-3.0.9, Repoman-3.0.2
Signed-off-by: Maciej Barć <xgqt@protonmail.com>

dev-vcs/gitahead/gitahead-2.6.3.ebuild

@@ -57,7 +57,6 @@ src_prepare() {
 	if ! use gnome-keyring; then
 		sed -i 's/add_subdirectory(git)//' ./dep/CMakeLists.txt || die
 	fi
-	default
 	cmake_src_prepare
 }