Merge pull request #55054 from KoBeWi/marginalized_icon

doc/classes/Button.xml

@@ -78,6 +78,7 @@
 		</member>
 		<member name="icon" type="Texture2D" setter="set_button_icon" getter="get_button_icon">
 			Button's icon, if text is present the icon will be placed before the text.
+			To edit margin and spacing of the icon, use [code]hseparation[/code] theme property of [Button] and [code]content_margin_*[/code] properties of the used [StyleBox]es.
 		</member>
 		<member name="icon_align" type="int" setter="set_icon_align" getter="get_icon_align" enum="Button.TextAlign" default="0">
 			Specifies if the icon should be aligned to the left, right, or center of a button. Uses the same [enum TextAlign] constants as the text alignment. If centered, text will draw on top of the icon.