Address spell checker

Signed-off-by: Mark Yen <mark.yen@suse.com>

Author: mook-as

.github/actions/spelling/excludes.txt

@@ -100,3 +100,5 @@ ignore$
 ^\Qsrc/go/nerdctl-stub/nerdctl_commands_generated.go\E$
 ^\Q.github/workflows/config/.golangci.yaml\E$
 ^\Qsrc/go/networking/.golangci.yml\E$
+# Generated file
+^\Qpkg/rancher-desktop/assets/extension-data.yaml\E$

.github/actions/spelling/patterns.txt

@@ -177,3 +177,6 @@ regexp?\.MustCompile\(`[^`]*`\)
 
 # allow repetitive words in iptable rules
 DNAT\s+.*\s+anywhere anywhere
+
+# Image names
+\bghcr\.io/[A-Za-z0-9_/.-]+(?::[A-Za-z0-9_.-]+)?\b