Bump dubbo from 2.6.5 to 2.6.9 in /ninja-dubbo-parent#3

dependabot[bot] wants to merge 1 commit intomasterparamountNinja/ninjaTech:masterfrom

dependabot/maven/ninja-dubbo-parent/com.alibaba-dubbo-2.6.9paramountNinja/ninjaTech:dependabot/maven/ninja-dubbo-parent/com.alibaba-dubbo-2.6.9Copy head branch name to clipboard