refactor(ralph-loop test): clarify race-condition predicate naming

Rename the local wait predicate to avoid confusion with deprecated auth-prompt condition fields.

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)
Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/hooks/ralph-loop/reset-strategy-race-condition.test.ts

@@ -21,9 +21,9 @@ function createDeferred(): {
   }
 }
 
-async function waitUntil(condition: () => boolean): Promise<void> {
+async function waitUntil(shouldTrigger: () => boolean): Promise<void> {
   for (let index = 0; index < 100; index++) {
-    if (condition()) {
+    if (shouldTrigger()) {
       return
     }