Merge "Upgrade to pcre2-10.37 (2021-05-26)." am: efc31d64b3 am: 465fb3954c am: 7a714da48f am: 133d33e15e

Original change: https://android-review.googlesource.com/c/platform/external/pcre/+/1729574

Change-Id: I95f7bb971090f0daf474ad469e6d657689c6a348