[RESULT][VOTE] Default Value Expressions for v4

[Daniel Weeks via dev]

Hey community,

This vote passes with the following tally:

Binding: 11 +1 votes
Non-binding: 7 +1 votes

Vote thread:
https://lists.apache.org/thread.html/th30oq0rcvn5gmn2qdx790k8vf4fz1ob

Thanks everyone for participating!
-Dan