use alphabetized prefixes for randomly generated app names
use alphabetized prefixes for randomly generated app names

- the service instance summary actor is sorting bound app names
alphabetically

[#126256745]

Signed-off-by: Adam Cobb <ff3ae47a423fde6c1b5317bb54822e66924e0196@gmail.com>

cloudfoundry/cli,cloudfoundry/cli,cloudfoundry/cli