Total uploaded pages of the bot to be added in the bot's sub page

[tha-uzhavan]

Wikisource uploader finally writing index name in the bot's sub page as a log. While doing, total pages of each index also to be added. And finally, after the completion of many indexes, the grand total of the pages done by the bot to be noted. For example,

Grand total of all indexes = 1086
#. [[Index:மறைமலையம் 1.pdf]] - 330 பக்கங்கள்
#. [[Index:மறைமலையம் 2.pdf]] - 370 பக்கங்கள்
#. [[Index:மறைமலையம் 3.pdf]] - 386 பக்கங்கள்

refer: பயனர்:Nithyaduraisamy87BOT/ocr4wikisource https://ta.wikisource.org/s/bdg8