Correct the exemple about php codesniffer

Correct the exemple about php codesniffer

https://fusiondirectory-developer-documentation.readthedocs.io/en/latest/coding/codingstandards.html#checking-standards

The include is not needed we can remplace it with "." to execute the php codesniffer on all the directory.

moved from dev-tools#3 (moved)

assigned to @bmortier

marked this issue as a duplicate of #10 (closed)

closed

added 5m of time spent

added ~382 Fixed labels

changed milestone to %Manuals 1.0

added PJ2003-0343 label

changed milestone to %FusionDirectory 1.3.1