Update version to 1.4.6

Benjamin Rewis · Benjamin Rewis · commit 8e535694ecde · 2021-02-02T12:08:49.000-05:00
diff --git a/version/version.go b/version/version.go
@@ -7,4 +7,4 @@
 package version // import "go.mongodb.org/mongo-driver/version"
 
 // Driver is the current version of the driver.
-var Driver = "v1.4.6+prerelease"
+var Driver = "v1.4.6"
