doc: foot.ini: Update documentation for app-id changes.

Foot clients started via daemon mode (--server) now have an app-id of "footclient".
Foot started normally have the same app-id of "foot"

doc/foot.1.scd

@@ -65,7 +65,8 @@ the foot command line
 
 *-a*,*--app-id*=_ID_
 	Value to set the *app-id* property on the Wayland window
-	to. Default: _foot_.
+	to. Default: _foot_ when started normally and _footclient_ when
+	started via daemon mode.
 
 *-m*,*--maximized*
 	Start in maximized mode. If both *--maximized* and *--fullscreen*

doc/foot.ini.5.scd

@@ -289,7 +289,9 @@ empty string to be set, but it must be quoted: *KEY=""*)
 *app-id*
 	Value to set the *app-id* property on the Wayland window to. The
 	compositor can use this value to e.g. group multiple windows, or
-	apply window management rules. Default: _foot_.
+	apply window management rules. Default: When starting in normal
+	mode the app-id will be _foot_. In daemon mode the value will be 
+	_footclient_.
 
 *bold-text-in-bright*
 	Semi-boolean. When enabled, bold text is rendered in a brighter
@@ -314,7 +316,8 @@ empty string to be set, but it must be quoted: *KEY=""*)
 	and _body_ (message content).
 	
 	_${app-id}_ is replaced with the value of the command line option
-	_--app-id_, and defaults to *foot*.
+	_--app-id_, and defaults to *foot* when started normally and
+	*footclilent* in daemon mode.
 	
 	_${window-title}_ is replaced with the current window title.
 	

doc/footclient.1.scd

@@ -31,7 +31,8 @@ terminal has terminated.
 
 *-a*,*--app-id*=_ID_
 	Value to set the *app-id* property on the Wayland window
-	to. Default: _foot_.
+	to. Default: _foot_ when started normally and _footclient_ when
+	started via daemon mode.
 
 *-w*,*--window-size-pixels*=_WIDTHxHEIGHT_
 	Set initial window width and height, in pixels. Default: _700x500_.