Fix typo in stdev documentation (#2515)
Fix typo in stdev documentation (#2515)


arrayfire/arrayfire,9prady9/arrayfire,arrayfire/arrayfire,9prady9/arrayfire,umar456/arrayfire,umar456/arrayfire,9prady9/arrayfire,umar456/arrayfire,umar456/arrayfire,arrayfire/arrayfire,arrayfire/arrayfire,9prady9/arrayfire