Update current version to 7.26.1.Final

Signed-off-by: Francisco Javier Tirado Sarti <ftirados@ibm.com>

Author: fjtirado

.github/project.yml

@@ -1,3 +1,3 @@
 release:
-  current-version: 7.26.0.Final
+  current-version: 7.26.1.Final
   next-version: 8.0.0-SNAPSHOT