Merge pull request #537 from titodalcanton/pycbc-2.11

Add PyCBC 2.11.* images

Author: rynge

docker_images.txt

@@ -270,6 +270,7 @@ pycbc/pycbc-el7:v1.16.12
 pycbc/pycbc-el7:v1.18.3
 pycbc/pycbc-el8:v2.3.*
 pycbc/pycbc-el8:v2.8.*
+pycbc/pycbc-el8:v2.11.*
 pycbc/pycbc-el8:latest
 
 # CMS worker node