ac/rgp: add missing include
The build would fail without this include if -std=gnu17 is used.
Closes: #4057 (closed)
Fixes: ffdfe136 ("ac/sqtt: move rgp/sqtt def to ac")
The build would fail without this include if -std=gnu17 is used.
Closes: #4057 (closed)
Fixes: ffdfe136 ("ac/sqtt: move rgp/sqtt def to ac")