Don't claim to merge Docker image metadata environment variables.
Don't claim to merge Docker image metadata environment variables.

[#99279992]

Signed-off-by: David Wadden <ff4ebafbe4a7d77cde45f9afefafd7a5dfa94f36@pivotal.io>

SrinivasChilveri/lattice,datachand/lattice,Klaudit/lattice,felipeg48/lattice,SrinivasChilveri/lattice,davidwadden/lattice-release,davidwadden/lattice,datachand/lattice,davidwadden/lattice,svrc-pivotal/lattice,Klaudit/lattice,cloudfoundry-incubator/ltc,svrc-pivotal/lattice,Klaudit/lattice,SrinivasChilveri/lattice,datachand/lattice,SrinivasChilveri/lattice,felipeg48/lattice,davidwadden/lattice-release,datachand/lattice,Klaudit/lattice,cloudfoundry-incubator/ltc,svrc-pivotal/lattice,svrc-pivotal/lattice