fix: Ensure projectRoot is a string (potential WSL fix) (#892)

* ensure projectRoot is a string

* add changeset

Author: joedanz

.changeset/bright-monkeys-act.md

@@ -0,0 +1,5 @@
+---
+"task-master-ai": patch
+---
+
+Ensure projectRoot is a string (potential WSL fix)

src/utils/path-utils.js

@@ -25,6 +25,9 @@ import { getLoggerOrDefault } from './logger-utils.js';
 export function normalizeProjectRoot(projectRoot) {
 	if (!projectRoot) return projectRoot;
 
+	// Ensure it's a string
+	projectRoot = String(projectRoot);
+
 	// Split the path into segments
 	const segments = projectRoot.split(path.sep);