acct-user/ollama: keyword ~amd64 only

The stable masked cuda USE-flag seems to cause confusion for some. So remove
stable keywords to force people to accept the same keywords as for
sci-ml/ollama.

Signed-off-by: Paul Zander <negril.nx+gentoo@gmail.com>

acct-user/ollama/ollama-3.ebuild

@@ -11,6 +11,8 @@ ACCT_USER_HOME=/var/lib/ollama
 ACCT_USER_HOME_PERMS=0750
 ACCT_USER_GROUPS=( ollama )
 
+KEYWORDS="~amd64"
+
 IUSE="cuda"
 
 acct-user_add_deps