Mk/Features/lto.mk: switch LTO_UNSAFE consumers to WITHOUT_LTO

Passing -C lto=no while Cargo.toml has lto=true desyncs cargo and rustc:

  = note: ld: error: [...]: Opaque pointers are only supported in -opaque-pointers mode (Producer: 'LLVM17.0.6-rust-1.77.0-stable' Reader: 'LLVM 14.0.5')

Reported by:	pkg-fallout (for ~2 months)

devel/texlab/Makefile

@@ -17,7 +17,7 @@ GH_ACCOUNT=	latex-lsp
 
 # Fixes: error: the linked panic runtime `panic_unwind` is not compiled with
 # this crate's panic strategy `abort`
-LTO_UNSAFE=	yes
+WITHOUT_LTO=	yes # XXX bug 277333
 
 PLIST_FILES=	bin/${PORTNAME} \
 		share/man/man1/${PORTNAME}.1.gz

games/jumpy/Makefile

@@ -19,7 +19,7 @@ RUN_DEPENDS=	${LOCALBASE}/lib/alsa-lib/libasound_module_pcm_oss.so:audio/alsa-pl
 USES=		cargo
 USE_GITHUB=	yes
 GH_ACCOUNT=	fishfolk
-LTO_UNSAFE=	yes # bevy_dylib fails with -C panic=abort
+WITHOUT_LTO=	yes # XXX bug 277333 # bevy_dylib
 PLIST_FILES=	bin/${PORTNAME}
 PORTDATA=	*
 

games/veloren-weekly/Makefile

@@ -42,7 +42,7 @@ CONFLICTS_INSTALL=	${PORTNAME}
 CARGO_ENV+=	CARGO_PROFILE_RELEASE_LTO=false
 .endif
 # Fixes error "Instruction does not dominate all uses!"
-LTO_UNSAFE=	yes
+WITHOUT_LTO=	yes # XXX bug 277333
 
 # https://gitlab.com/veloren/veloren/issues/264
 CARGO_ENV+=		RUSTC_BOOTSTRAP=1