Removing delegate_to integration tests, since it's not enabled in devel either

test/integration/Makefile

@@ -19,7 +19,7 @@ TMPDIR = $(shell mktemp -d 2>/dev/null || mktemp -d -t 'mytmpdir')
 
 VAULT_PASSWORD_FILE = vault-password
 
-all: parsing test_var_precedence unicode non_destructive destructive includes check_mode test_hash test_handlers test_group_by test_vault test_delegate_to
+all: parsing test_var_precedence unicode non_destructive destructive includes check_mode test_hash test_handlers test_group_by test_vault
 
 parsing:
 	ansible-playbook bad_parsing.yml -i $(INVENTORY) -e @$(VARS_FILE) $(CREDENTIALS_ARG) -vvv $(TEST_FLAGS) --tags prepare,common,scenario1; [ $$? -eq 3 ]