Setting version to 2.6.21

Play Team · Play Team · commit 3935bfa9025c · 2019-01-08T00:53:40.000-08:00
diff --git a/framework/version.sbt b/framework/version.sbt
@@ -1 +1 @@
-version in ThisBuild := "2.6.21-SNAPSHOT"
+version in ThisBuild := "2.6.21"

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-version in ThisBuild := "2.6.21-SNAPSHOT"`
	`1`	`+version in ThisBuild := "2.6.21"`