[automerge] Update char limits for new UDFPS enroll strings 2p: 4592bf62a3 am: a9c1fa626b

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/15763831

Change-Id: I5e7cd47b755b7a397e026acfb474d528911d8b39