fix: resolve rebase fallout

Missing brace in printViolations grouping loop, stray rule-object
closers in plugin.js, TS18048 on optional v.line in sort comparator.

Author: natemoo-re

rules/plugin.js

@@ -108,9 +108,6 @@ const plugin = {
 				};
 			},
 		},
-				};
-			},
-		},
 
 		/**
 		 * Disallow `throw new Error(...)` in favor of custom error classes.

src/commands/lint.test.ts

@@ -132,7 +132,7 @@ describe('lint command', () => {
 			const violations = await runOxlint(['./src']);
 			const maxParams = violations.filter((v) => v.code === 'bombshell-dev(max-params)');
 
-			expect(maxParams.map((v) => v.line).sort((a, b) => a - b)).toEqual([2, 3, 4, 11]);
+			expect(maxParams.map((v) => v.line!).sort((a, b) => a - b)).toEqual([2, 3, 4, 11]);
 		});
 	});
 

src/commands/lint.ts

@@ -281,6 +281,7 @@ export function printViolations(violations: Violation[], options?: { warnings?:
 		const key = v.file ?? '(project)';
 		if (!grouped.has(key)) grouped.set(key, []);
 		grouped.get(key)!.push(v);
+	}
 
 	for (const [file, items] of grouped) {
 		console.log(`\n${file}`);