profiles: default-enable openmp in 23.0 again, it's very much in use

Signed-off-by: Andreas K. Hüttel <dilfridge@gentoo.org>

profiles/releases/23.0/make.defaults

@@ -7,9 +7,8 @@
 # This just makes sense nowadays, if only for distfiles...
 USE="lzma zstd"
 
-## make sure toolchain has sane defaults <toolchain@gentoo.org>
-# (re-enable after one round of stage rebuilds)
-#USE="${USE} openmp"
+# make sure toolchain has sane defaults <toolchain@gentoo.org>
+USE="${USE} openmp"
 
 # bug 831045
 USE="${USE} -cli"

profiles/releases/23.0/package.use

@@ -4,7 +4,3 @@
 # Ionen Wolkens <ionen@gentoo.org> (2024-02-28)
 # 23.0 profiles have USE="-cli" overriding ebuild's IUSE="+cli" (bug #925520)
 media-video/mpv cli
-
-# temporarily here, until one round of stage rebuilds is done and we can
-# default-enable it globally again
-sys-devel/gcc openmp