Translated using Weblate (#3462)

Co-authored-by: Ahmed Saleh <sniperasa8@gmail.com>
Co-authored-by: Alireza Mousavi <alrzmsv@gmail.com>
Co-authored-by: Eric <alchemillatruth@purelymail.com>
Co-authored-by: Jiri Nakola <github@nakola.fi>
Co-authored-by: Simona Iacob <s@zp1.net>
Co-authored-by: yangyangdaji <1504305527@qq.com>

translations/reporting.zh_CN.xlf

@@ -46,6 +46,10 @@
         <source>reporting.initial_view</source>
         <target state="translated">初始报告</target>
       </trans-unit>
+      <trans-unit id="8RaUHlW" resname="report_customer_monthly_projects">
+        <source>report_customer_monthly_projects</source>
+        <target state="translated">按月份活动和用户划分的项目</target>
+      </trans-unit>
     </body>
   </file>
 </xliff>