Rename target MicroroidDeviceTestHelper to MicrodroidDeviceTestHelper

Fix typo in target name.

Test: atest MicrodroidBenchmarkApp
Change-Id: I4def5bf0b6db3df8f1b6a9187b131c52d88b6246
diff --git a/tests/testapk/Android.bp b/tests/testapk/Android.bp
index 60912ea..325ebdb 100644
--- a/tests/testapk/Android.bp
+++ b/tests/testapk/Android.bp
@@ -10,7 +10,7 @@
     ],
     srcs: ["src/java/**/*.java"],
     static_libs: [
-        "MicroroidDeviceTestHelper",
+        "MicrodroidDeviceTestHelper",
         "androidx.test.runner",
         "androidx.test.ext.junit",
         "authfs_test_apk_assets",