[1.13.x] Fix buildIpamResources() (cherry picked from commit 4d2be03b68dd54d8f2307e8b4178ad8ed8d5d343) Signed-off-by: Sebastiaan van Stijn <github@gone.nl> (cherry picked from commit 27498a3c60018ea2880a18beec65710fd27971a7) Signed-off-by: Eli Uriegas <eli.uriegas@docker.com>