Remove unnecessary escape characters in manpage

PR #2123 <https://github.com/Genymobile/scrcpy/pull/2123>
Signed-off-by: NRomain Vimont <rom@rom1v.com>

app/scrcpy.1

@@ -213,25 +213,25 @@ Set a custom window title.
 .BI "\-\-window\-x " value
 Set the initial window horizontal position.
 
-Default is "auto".\n
+Default is "auto".
 
 .TP
 .BI "\-\-window\-y " value
 Set the initial window vertical position.
 
-Default is "auto".\n
+Default is "auto".
 
 .TP
 .BI "\-\-window\-width " value
 Set the initial window width.
 
-Default is 0 (automatic).\n
+Default is 0 (automatic).
 
 .TP
 .BI "\-\-window\-height " value
 Set the initial window height.
 
-Default is 0 (automatic).\n
+Default is 0 (automatic).
 
 .SH SHORTCUTS