Update src/rules/extensions.js

Co-authored-by: Jordan Harband <ljharb@gmail.com>

Author: stephenjason89

src/rules/extensions.js

@@ -134,10 +134,8 @@ module.exports = {
       ],
     },
     messages: {
-      missingExtension:
-        'Missing file extension for "{{importPath}}" (expected {{expected}}).',
-      unexpectedExtension:
-        'Unexpected file extension "{{extension}}" in import of "{{importPath}}".',
+      missingExtension: 'Missing file extension for "{{importPath}}" (expected {{expected}}).',
+      unexpectedExtension: 'Unexpected file extension "{{extension}}" in import of "{{importPath}}".',
     },
   },