RPM: Update config file patching

`rpm/update-config-files.sh` has now been simplified and will now fail
if a pattern is not found instead of inserting a rule by default.

Signed-off-by: Lokesh Mandvekar <lsm5@fedoraproject.org>

rpm/update-config-files.sh

@@ -17,25 +17,19 @@ ensure() {
     then
       sed -i "/^#.*$2[[:blank:]].*=/a \
 $2 = $3" $1
-    else
-      echo "$2 = $3" >> $1
     fi
   fi
 }
 
 # Common options enabled across all fedora, centos, rhel
 # TBD: Can these be enabled by default upstream?
-ensure registries.conf              short-name-mode     \"enforcing\"
+echo 'short-name-mode="enforcing"' >> registries.conf
 
-ensure storage.conf                 driver              \"overlay\"
 ensure storage.conf                 mountopt            \"nodev,metacopy=on\"
 
-ensure pkg/config/containers.conf   runtime             \"crun\"
 ensure pkg/config/containers.conf   log_driver          \"journald\"
 
-# Enable seccomp support keyctl and socketcall
-grep -q \"keyctl\", pkg/seccomp/seccomp.json || sed -i '/\"kill\",/i \
-    "keyctl",' pkg/seccomp/seccomp.json
+# Enable seccomp support socketcall
 grep -q \"socket\", pkg/seccomp/seccomp.json || sed -i '/\"socketcall\",/i \
     "socket",' pkg/seccomp/seccomp.json
 
@@ -54,11 +48,8 @@ if [[ -n "$FEDORA" ]] || [[ "$RHEL" -ge 10 ]]; then
     sed -i -e '/^additionalimagestores\ =\ \[/a "\/usr\/lib\/containers\/storage",' storage.conf
 fi
 
-# Set these on Fedora Rawhide (41+) and RHEL 10+
+# Set these on Fedora 41+ and RHEL 10+
 # regardless of distro
 if [[ "$FEDORA" -gt 40 ]] || [[ "$RHEL" -ge 10 ]]; then
     ensure pkg/config/containers.conf   compression_format  \"zstd:chunked\"
-    ensure storage.conf pull_options    \{enable_partial_images\ =\ \"true\",\ use_hard_links\ =\ \"false\",\ ostree_repos=\"\",\ convert_images\ =\ \"false\"\}
-    # Leave composefs disabled
-    ensure storage.conf use_composefs   \"false\"
 fi