Updating .parquetcppversion to 1.5.0.
diff --git a/.parquetcppversion b/.parquetcppversion
index f825f7c..bc80560 100644
--- a/.parquetcppversion
+++ b/.parquetcppversion
@@ -1 +1 @@
-1.5.1-SNAPSHOT
+1.5.0