fix: 多处修改

1.修改（疑似）旧设备回复消息验证失败的解决方案
2.修复Base64发送文件失败
3.修复群时间监听器未注册

src/core/core.ts

@@ -196,6 +196,9 @@ export class NapCatCore {
                 this.apis.GroupApi.groupMemberCache.set(groupCode, members);
             }
         };
+        this.context.session.getGroupService().addKernelGroupListener(
+            new this.context.wrapper.NodeIKernelGroupListener(proxiedListenerOf(groupListener, this.context.logger)),
+        );
     }
     checkAdminEvent(groupCode: string, memberNew: GroupMember, memberOld: GroupMember | undefined): boolean {
         if (memberNew.role !== memberOld?.role) {