Avoid canonicalize when resolving repo root in e2e test runner

Use parent().parent() instead of canonicalize() to find the repo root
from CARGO_MANIFEST_DIR. Avoids resolving symlinks which can cause
issues on some CI environments.

Co-Authored-By: Claude Opus 4.6 (1M context) <[email protected]>

Author: branchseer

crates/vite_task_bin/tests/e2e_snapshots/main.rs

@@ -435,7 +435,7 @@ fn main() {
 
         // Copy .node-version to the tmp dir so version manager shims can resolve the correct
         // Node.js binary when running task commands.
-        let repo_root = manifest_dir.join("../..").canonicalize().unwrap();
+        let repo_root = manifest_dir.parent().unwrap().parent().unwrap();
         std::fs::copy(repo_root.join(".node-version"), tmp_dir.path().join(".node-version"))
             .unwrap();