Add release notes.

trisyoungs · trisyoungs · commit 6dc8adb2626a · 2022-10-02T09:30:29.000+01:00
diff --git a/ReleaseNotes.md b/ReleaseNotes.md
@@ -0,0 +1,3 @@
+Gudrun release 2022.4.
+
+This is a patch release adding missing NIMROD calibration files.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+Gudrun release 2022.4.`
	`2`	`+`
	`3`	`+This is a patch release adding missing NIMROD calibration files.`