fix: correct prettier configuration in Roo-Code directory

- Remove invalid 'ignore' property from .prettierrc.json (not a valid prettier option)
- Create proper .prettierignore file with ignore patterns
- Resolves CI prettier check failures and formatting issues

Author: SFARPak

Roo-Code/.prettierignore

@@ -0,0 +1,8 @@
+# Ignore artifacts:
+node_modules
+dist
+build
+out
+.next
+.venv
+pnpm-lock.yaml

Roo-Code/.prettierrc.json

@@ -3,6 +3,5 @@
 	"useTabs": true,
 	"printWidth": 120,
 	"semi": false,
-	"bracketSameLine": true,
-	"ignore": ["node_modules", "dist", "build", "out", ".next", ".venv", "pnpm-lock.yaml"]
+	"bracketSameLine": true
 }