Whatsnew updated

KalyanGokhale · KalyanGokhale · commit 82386c3199a1 · 2018-07-20T22:23:55.000+05:30
diff --git a/doc/source/whatsnew/v0.23.4.txt b/doc/source/whatsnew/v0.23.4.txt
@@ -31,7 +31,7 @@ Bug Fixes
 
 **Conversion**
 
-- Bug in :func:`isin` which led to unwanted casting of float to int (:issue:`21804`)
+- Bug where unwanted casting of float to int in :func:`isin` led to incorrect comparison outcome (:issue:`21804`)
 -
 
 **Indexing**

Original file line number	Diff line number	Diff line change
`@@ -31,7 +31,7 @@ Bug Fixes`
`31`	`31`
`32`	`32`	`Conversion`
`33`	`33`
`34`		-- Bug in :func:`isin` which led to unwanted casting of float to int (:issue:`21804`)
	`34`	+- Bug where unwanted casting of float to int in :func:`isin` led to incorrect comparison outcome (:issue:`21804`)
`35`	`35`	`-`
`36`	`36`
`37`	`37`	`Indexing`