Fixed a typo in the documentation.
Fixed a typo in the documentation.

Change-Id: I963e3241927324c244efb88d2f6b72f5903914cf
Reviewed-on: https://gerrit.franz.com:9080/10106
Reviewed-by: Tadeusz Sznuk <4402abb98f9559cbfb6d73029f928227b498069b@franz.com>
Tested-by: Hudson <dfb64870173313a9a7b56f814c8e3b33e268497a@franz.com>
Reviewed-by: Hudson <dfb64870173313a9a7b56f814c8e3b33e268497a@franz.com>
Reviewed-by: Ahmon Dancy <8f7d8ce2c6797410ae95fecd4c30801ee9f760ac@franz.com>

franzinc/agraph-python,franzinc/agraph-python,franzinc/agraph-python,franzinc/agraph-python