pidgin/pidgin

Fix some spelling errors
release-2.x.y
2021-01-21, Richard Laager
5201d33e8999
Fix some spelling errors

This is #438, but for the release-2.x.y branch. There were more errors in release-2.x.y (which is where I was starting) than default.

Testing Done:
I looked at the diff.

Reviewed at https://reviews.imfreedom.org/r/439/
/** @page cmd-signals Command Signals
@signals
@signal cmd-added
@signal cmd-removed
@endsignals
@see cmds.h
@signaldef cmd-added
@signalproto
void (*cmd_added)(const char *command, PurpleCmdPriority priority,
PurpleCmdFlag flag);
@endsignalproto
@signaldesc
Emitted when a new command is added.
@param command The new command.
@param priority The priority of the new command.
@param flag The command flags.
@endsignaldef
@signaldef cmd-removed
@signalproto
void (*cmd_removed)(const char *command);
@endsignalproto
@signaldesc
Emitted when a command is removed.
@param command The removed command.
@endsignaldef
*/