Remove eslint remnants

After swapping to `biome lint` for performance reasons (although we
should test the performance of eslint as a validation step and if we
exclude some of the more expensive checks like ones that are TypeScript
based) I forgot to remove several mentions of eslint from the code base.

packages/node/lib/file.cjs

@@ -1,4 +1,3 @@
-/* eslint-disable @typescript-eslint/no-var-requires */
 const { openSync, writeFileSync } = require("node:fs");
 const { resolve, relative, isAbsolute } = require("node:path");
 

packages/node/lib/hookRequire.cjs

@@ -1,4 +1,3 @@
-/* eslint-disable @typescript-eslint/no-var-requires */
 const Module = require("module");
 const { dirname } = require("node:path");
 const { logDependency } = require("./file.cjs");