remove legacy version annotation on docker-compose.yml #214

Job	Run time
Upgrade Status (9.5, template_whisperer)	1m 23s
Functional Tests (9.5, template_whisperer, false)	2m 58s
Tests (9.5, template_whisperer, false)	1m 12s
Functional Tests (10.0, template_whisperer, false)	2m 48s
Tests (10.0, template_whisperer, false)	54s
Functional Tests (10.1, template_whisperer, false)	2m 53s
Tests (10.1, template_whisperer, false)	56s
Functional Tests (10.2, template_whisperer, false)	2m 57s
Tests (10.2, template_whisperer, false)	1m 2s
Functional Tests (10.3, template_whisperer, false)	3m 28s
Tests (10.3, template_whisperer, false)	1m 9s
Functional Tests (11.0, template_whisperer, true)	3m 9s
Tests (11.0, template_whisperer, true)	1m 2s
	25m 51s

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