Fix share network subnet cleanup

The resource cleanup initiated within
'create_share_network_subnet' is currently
being ignored in the tests:

WARNING  [manila_tempest_tests.tests.api.base] Provided unsupported resource type for cleanup 'share-network-subnet'. Skipping.

The resource name is a typographical error.

Change-Id: If7359cb1ff8fab6fad194fc7efdb51a8ab3f8077
Signed-off-by: Goutham Pacha Ravi <gouthampravi@gmail.com>
1 file changed