pg_combinebackup didn't clean its tmp_check directory, either.

tglsfdc · tglsfdc · commit ba08c10fcd7f · 2023-12-21T15:04:00.000-05:00
Another oversight in dc21234, visible when building/testing in the source directory. (There's a lot of stuff we could simplify if we stop supporting that case, but for now it's still mainstream.)
diff --git a/src/bin/pg_combinebackup/Makefile b/src/bin/pg_combinebackup/Makefile
@@ -44,6 +44,7 @@ uninstall:
 
 clean distclean maintainer-clean:
 	rm -f pg_combinebackup$(X) $(OBJS)
+	rm -rf tmp_check
 
 check:
 	$(prove_check)
