Bump gson from 2.3.1 to 2.8.9 in /zetark-oauth2-server#23

dependabot[bot] wants to merge 1 commit intomasterv5tech/oltu-oauth2-example:masterfrom

dependabot/maven/zetark-oauth2-server/com.google.code.gson-gson-2.8.9v5tech/oltu-oauth2-example:dependabot/maven/zetark-oauth2-server/com.google.code.gson-gson-2.8.9Copy head branch name to clipboard