docs: remove timeout flag from running (#101)

Author: vallemar

content/guide/running.md

@@ -26,11 +26,6 @@ These flags are identical. Using them runs the project only on virtual devices.
 
 Only run on the specified device. The id is taken from the output of [`ns devices`](/guide/cli-basics#listing-connected-devices).
 
-#### --timeout <seconds>
-
-The number of seconds to wait for the debugger to boot.
-The default timeout is 90 seconds.
-
 #### --clean
 
 Forces a clean rebuild of the native application.