Update new-rule.js

Author: ota-meshi

scripts/new-rule.js

@@ -108,4 +108,9 @@ This rule reports ??? as errors.
 ${yellow}npx mocha "tests/**/${ruleId}.js" --reporter dot --timeout 60000${reset}
 
 `)
-})(String(process.argv[2]).toLowerCase())
+})(
+    String(process.argv[2])
+        .toLowerCase()
+        .replace(/[.]/gu, "-")
+        .replace(/[()]/gu, ""),
+)