Fix import casing mismatch for gentest types.ts (#1929)

Summary:
The file `gentest/src/types.ts` is recorded in git with a lowercase `t`, but all 7 imports across the gentest source reference `Types.ts` (uppercase `T`). This casing mismatch was introduced in #1889 (`dcaa7ca7`) when the gentest was rewritten — the file was created as `types.ts` but the imports were written as `Types.ts` in the same commit.

This causes TypeScript error TS1261 on case-insensitive filesystems (Windows/macOS) where the filesystem resolves both casings to the same file but TypeScript flags the inconsistency. On case-sensitive filesystems (Linux), the mismatched casing could cause module resolution issues depending on the TypeScript configuration.

**Files changed (7 import corrections):**
- `gentest/src/cli.ts`
- `gentest/src/CssToYoga.ts`
- `gentest/src/buildLayoutTree.ts`
- `gentest/src/emitters/Emitter.ts`
- `gentest/src/emitters/CppEmitter.ts`
- `gentest/src/emitters/JavascriptEmitter.ts`
- `gentest/src/emitters/JavaEmitter.ts`

Pull Request resolved: #1929

Test Plan:
- `yarn workspace gentest run tsc` now passes cleanly (previously failed with TS1261)
- Import-only change — no logic modifications

Reviewed By: NickGerleman

Differential Revision: D100144393

Pulled By: fabriziocucci

fbshipit-source-id: 273124bb478a6c6441b60ac8b086236440e0a90a

Author: J8118

gentest/src/CssToYoga.ts

@@ -8,7 +8,7 @@
  */
 
 import type Emitter from './emitters/Emitter.ts';
-import type {ParsedStyles, ValueWithUnit} from './Types.ts';
+import type {ParsedStyles, ValueWithUnit} from './types.ts';
 
 const INVISIBLE_BORDER_STYLES = new Set(['none', 'initial']);
 

gentest/src/buildLayoutTree.ts

@@ -8,7 +8,7 @@
  */
 
 import type {WebDriver} from 'selenium-webdriver';
-import type {LayoutNode} from './Types.ts';
+import type {LayoutNode} from './types.ts';
 
 /**
  * Build the layout tree by querying the DOM via a single executeScript call.

gentest/src/cli.ts

@@ -18,7 +18,7 @@ import readline from 'node:readline/promises';
 import signedsource from 'signedsource';
 import {glob} from 'glob';
 
-import type {LayoutNode} from './Types.ts';
+import type {LayoutNode} from './types.ts';
 import {createChromePool} from './ChromePool.ts';
 import buildLayoutTree from './buildLayoutTree.ts';
 import {CppEmitter} from './emitters/CppEmitter.ts';

gentest/src/emitters/CppEmitter.ts

@@ -8,7 +8,7 @@
  */
 
 import Emitter from './Emitter.ts';
-import type {ValueWithUnit} from '../Types.ts';
+import type {ValueWithUnit} from '../types.ts';
 
 function toValueCpp(value: string | number): string {
   const n = value.toString().replace('px', '').replace('%', '');

gentest/src/emitters/Emitter.ts

@@ -7,7 +7,7 @@
  * @format
  */
 
-import type {ValueWithUnit, LayoutNode} from '../Types.ts';
+import type {ValueWithUnit, LayoutNode} from '../types.ts';
 import {
   parseStyleAttribute,
   applyStyles,

gentest/src/emitters/JavaEmitter.ts

@@ -8,7 +8,7 @@
  */
 
 import Emitter from './Emitter.ts';
-import type {ValueWithUnit} from '../Types.ts';
+import type {ValueWithUnit} from '../types.ts';
 
 function toValueJava(value: string | number): string {
   const n = value.toString().replace('px', '').replace('%', '');

gentest/src/emitters/JavascriptEmitter.ts

@@ -8,7 +8,7 @@
  */
 
 import Emitter from './Emitter.ts';
-import type {ValueWithUnit} from '../Types.ts';
+import type {ValueWithUnit} from '../types.ts';
 
 function toValueJavascript(value: ValueWithUnit): string {
   switch (value.type) {