regenerate omp port from pi base via port-to-omp

Checks now self-register through the static barrel (src/checks/all.ts) like
the pi base: the ?mtime registry-split workaround is gone, check modules and
tests are byte-identical to the base, and registration happens in one module
graph instance under omp's extension loader.

tests/complexity.test.ts

@@ -19,7 +19,7 @@ import * as fs from "node:fs/promises";
 import * as path from "node:path";
 import { tmpdir } from "node:os";
 import {
-	check as complexityCheck,
+	complexityCheck,
 	buildComplexityScanTask,
 	buildComplexityFixTask,
 } from "../src/checks/complexity.js";