Added code ownership for cc-sharks for the storefront-next mcp tools (#273)

Author: sf-cboscenco

.github/CODEOWNERS

@@ -1,6 +1,7 @@
 #GUSINFO:CC Cosmos,B2C CLI and Developer Tools
 *       @clavery
 /packages/b2c-dx-mcp/       @yhsieh1 @patricksullivansf @wei-liu-sf
+/packages/b2c-dx-mcp/src/tools/storefrontnext/    @commerce-emu/cc-sharks
 /packages/b2c-vs-extension/    @wei-liu-sf
 /docs/mcp/       @wei-liu-sf @yhsieh1 @patricksullivansf
 /docs/.vitepress/       @wei-liu-sf @yhsieh1 @patricksullivansf