Fix WorkerThreadTest

Queue capacity needs to be NUM_TASKS + 1 for the extra final cv.notify
at the end.

Test: atest --host --rerun-until-failure 1000 WorkerThreadTest
Bug: b/229801892
Change-Id: I95eb07680fe80cfc3bfafaa2de81c48d61d14b4b
diff --git a/biometrics/fingerprint/aidl/default/tests/WorkerThreadTest.cpp b/biometrics/fingerprint/aidl/default/tests/WorkerThreadTest.cpp
index b2417bd..902fb40 100644
--- a/biometrics/fingerprint/aidl/default/tests/WorkerThreadTest.cpp
+++ b/biometrics/fingerprint/aidl/default/tests/WorkerThreadTest.cpp
@@ -71,7 +71,7 @@
 
 TEST(WorkerThreadTest, TasksExecuteInOrder) {
     constexpr int NUM_TASKS = 10000;
-    WorkerThread worker(NUM_TASKS);
+    WorkerThread worker(NUM_TASKS + 1);
 
     std::mutex mut;
     std::condition_variable cv;