[[ Bug 21305 ]] Add release note for bug 21305

runrevmark · runrevmark · commit bc79fd3bc85e · 2020-04-28T09:37:03.000+01:00
This patch adds a release note for bug 21305 where stackfile saving
on Windows was considerably slower than other platforms.
diff --git a/docs/notes/bugfix-21305.md b/docs/notes/bugfix-21305.md
@@ -0,0 +1,2 @@
+# Improve performance of stackfile saving on Windows
+

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	`+# Improve performance of stackfile saving on Windows`
	`2`	`+`