(DOCSP-21840) Update spark version to 3.0.2 (#117)

Author: zach-carr

snooty.toml

@@ -7,8 +7,8 @@ toc_landing_pages = ["configuration"]
 
 [constants]
 current-version = "10.0.0"
-spark-core-version = "3.0.1"
-spark-sql-version = "3.0.1"
+spark-core-version = "3.0.2"
+spark-sql-version = "3.0.2"
 scala-version = "2.12"
 scala-version-full = "2.12.13"