Bump appy from 1.0.11 to 1.0.15 #2222

Job	Run time
Build 20.04 package	5m 1s
Build 18.04 package	4m 46s
Build docker image	7m 59s
Python Unittests (bionic-3.8, 3.8, tests)	17m 51s
Python Unittests (bionic-3.8, 3.8, tests_nds)	22m 55s
Python Unittests (focal-3.8, 3.8, tests)	16m 42s
Python Unittests (focal-3.8, 3.8, tests_nds)	15m 24s
Tests E2E 20.04	9m 40s
Tests E2E docker	11m 58s
Publish (on release only)	0s
	1h 52m 16s

Provide feedback