I'll squash all of this

Author: avivkeller

test/parallel/test-url-pathtofileurl.js

@@ -61,7 +61,7 @@ const url = require('url');
   }
 }
 
-let windowsTestCases = [
+const windowsTestCases = [
   // Lowercase ascii alpha
   { path: 'C:\\foo', expected: 'file:///C:/foo' },
   // Uppercase ascii alpha
@@ -107,7 +107,7 @@ let windowsTestCases = [
   // UNC path (see https://docs.microsoft.com/en-us/archive/blogs/ie/file-uris-in-windows)
   { path: '\\\\nas\\My Docs\\File.doc', expected: 'file://nas/My%20Docs/File.doc' },
 ];
-let posixTestCases = [
+const posixTestCases = [
   // Lowercase ascii alpha
   { path: '/foo', expected: 'file:///foo' },
   // Uppercase ascii alpha
@@ -162,7 +162,7 @@ for (const { path, expected } of posixTestCases) {
   assert.strictEqual(actual, expected);
 }
 
-let testCases = isWindows ? windowsTestCases : posixTestCases;
+const testCases = isWindows ? windowsTestCases : posixTestCases;
 
 for (const { path, expected } of testCases) {
   const actual = url.pathToFileURL(path).href;