GEODE-1811: Marking runtime dependencies as optional in the pom
GEODE-1811: Marking runtime dependencies as optional in the pom

We had certain runtime dependencies marked as optional in
geode-core/build.gradle. However, we were only looking for the optional
flag on compile dependencies, so the runtime dependencies were not
marked as optional in the generated pom file.

smanvi-pivotal/geode,davinash/geode,jdeppe-pivotal/geode,PurelyApplied/geode,prasi-in/geode,pdxrunner/geode,shankarh/geode,prasi-in/geode,pivotal-amurmann/geode,smanvi-pivotal/geode,prasi-in/geode,pivotal-amurmann/geode,pdxrunner/geode,jdeppe-pivotal/geode,masaki-yamakawa/geode,shankarh/geode,smgoller/geode,davebarnes97/geode,deepakddixit/incubator-geode,smgoller/geode,davebarnes97/geode,davinash/geode,pdxrunner/geode,deepakddixit/incubator-geode,PurelyApplied/geode,masaki-yamakawa/geode,pdxrunner/geode,pivotal-amurmann/geode,davinash/geode,smanvi-pivotal/geode,masaki-yamakawa/geode,deepakddixit/incubator-geode,deepakddixit/incubator-geode,davebarnes97/geode,charliemblack/geode,masaki-yamakawa/geode,PurelyApplied/geode,pdxrunner/geode,jdeppe-pivotal/geode,masaki-yamakawa/geode,pdxrunner/geode,smgoller/geode,shankarh/geode,smanvi-pivotal/geode,prasi-in/geode,smgoller/geode,jdeppe-pivotal/geode,deepakddixit/incubator-geode,davebarnes97/geode,PurelyApplied/geode,pdxrunner/geode,masaki-yamakawa/geode,davinash/geode,pivotal-amurmann/geode,charliemblack/geode,smgoller/geode,davebarnes97/geode,pivotal-amurmann/geode,smgoller/geode,smgoller/geode,jdeppe-pivotal/geode,davebarnes97/geode,charliemblack/geode,davinash/geode,davinash/geode,davinash/geode,prasi-in/geode,masaki-yamakawa/geode,charliemblack/geode,davebarnes97/geode,shankarh/geode,deepakddixit/incubator-geode,jdeppe-pivotal/geode,PurelyApplied/geode,shankarh/geode,jdeppe-pivotal/geode,charliemblack/geode,deepakddixit/incubator-geode,smanvi-pivotal/geode,PurelyApplied/geode,PurelyApplied/geode