rv: Remove unused field in struct rv_monitor_def

rv_monitor_def::task_monitor is not used. Delete it.

Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Link: https://lore.kernel.org/502d94f2696435690a2b1fdbe80a9e56c96fcabf.1753378331.git.namcao@linutronix.de
Reviewed-by: Gabriele Monaco <gmonaco@redhat.com>
Signed-off-by: Nam Cao <namcao@linutronix.de>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>

Author: covanam

kernel/trace/rv/rv.h

@@ -41,7 +41,6 @@ struct rv_monitor_def {
 	struct rv_reactor_def	*rdef;
 	bool			reacting;
 #endif
-	bool			task_monitor;
 };
 
 struct dentry *get_monitors_root(void);