Merge pull request #647 from lightninglabs/update-to-v0.26.4-beta

version: bump version to v0.26.4-beta

Author: alexbosworth

version.go

@@ -27,7 +27,7 @@ const (
 	// Note: please update release_notes.md when you change these values.
 	appMajor uint = 0
 	appMinor uint = 26
-	appPatch uint = 3
+	appPatch uint = 4
 
 	// appPreRelease MUST only contain characters from semanticAlphabet per
 	// the semantic versioning spec.