Merge "Add new error code for invalid request" into main am: 73e38f8b3d

Original change: https://android-review.googlesource.com/c/platform/frameworks/libs/gsma_services/+/2797716

Change-Id: I82029308c74aa9edc440269e2c97eb07fbc2999c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>