Update language to comply with Android's inclusive language guidance

See https://source.android.com/setup/contribute/respectful-code for reference
 
Test: Presubmit
Bug: 161896447

Change-Id: I51d34cee1a37ffc1f9dea47893d5749949887d91
diff --git a/tests/CarDeveloperOptions/src/com/android/car/developeroptions/password/ConfirmDeviceCredentialActivity.java b/tests/CarDeveloperOptions/src/com/android/car/developeroptions/password/ConfirmDeviceCredentialActivity.java
index 12afab1..db0a08b 100644
--- a/tests/CarDeveloperOptions/src/com/android/car/developeroptions/password/ConfirmDeviceCredentialActivity.java
+++ b/tests/CarDeveloperOptions/src/com/android/car/developeroptions/password/ConfirmDeviceCredentialActivity.java
@@ -315,7 +315,7 @@
         boolean launched = false;
         // The only difference between CREDENTIAL_MANAGED and CREDENTIAL_NORMAL is that for
         // CREDENTIAL_MANAGED, we launch the real confirm credential activity with an explicit
-        // but dummy challenge value (0L). This will result in ConfirmLockPassword calling
+        // but fake challenge value (0L). This will result in ConfirmLockPassword calling
         // verifyTiedProfileChallenge() (if it's a profile with unified challenge), due to the
         // difference between ConfirmLockPassword.startVerifyPassword() and
         // ConfirmLockPassword.startCheckPassword(). Calling verifyTiedProfileChallenge() here is