Bump xmldom and plist in /rn-first-app#16

dependabot[bot] wants to merge 1 commit intomasterhanpm/LAHacks-Prep:masterfrom

dependabot/npm_and_yarn/rn-first-app/xmldom-and-plist--removedhanpm/LAHacks-Prep:dependabot/npm_and_yarn/rn-first-app/xmldom-and-plist--removedCopy head branch name to clipboard