games-strategy/7k-ambition: Remove cxxflags override

Upstream has added `-fexcess-precision=fast` to next, so it's no longer
needed for -9999.

Signed-off-by: Tim Sviridov <Lt.Infiltrator@gmail.com>

games-strategy/7k-ambition/7k-ambition-9999.ebuild

@@ -3,7 +3,7 @@
 
 EAPI=8
 
-inherit autotools desktop flag-o-matic toolchain-funcs xdg
+inherit autotools desktop toolchain-funcs xdg
 
 if [[ ${PV} == *9999* ]]; then
 	inherit git-r3
@@ -56,8 +56,6 @@ src_configure() {
 		$(use_enable nls)
 		$(use_enable multiplayer)
 	)
-
-	append-cxxflags -fexcess-precision=fast
 	econf "${myeconfargs[@]}"
 }