Increase default RAM available on DigitalOcean brain to 1GB.
Increase default RAM available on DigitalOcean brain to 1GB.

[#96611016]

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

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