[core] Bump to v0.26.4

miltalex · miltalex · commit 430f2a27c1bb · 2021-09-15T14:25:24.000+02:00
diff --git a/VERSION b/VERSION
@@ -1,4 +1,4 @@
 # GNU Make syntax
 VERSION_MAJOR := 0
 VERSION_MINOR := 26
-VERSION_PATCH := 3
+VERSION_PATCH := 4
