Updating .parquetcppversion to 1.3.0.
diff --git a/.parquetcppversion b/.parquetcppversion
index 5c73cd1..f0bb29e 100644
--- a/.parquetcppversion
+++ b/.parquetcppversion
@@ -1 +1 @@
-1.3.1-SNAPSHOT
+1.3.0