Document dependency build settings

Author: omerfirmak

views/package_format_json.dt

@@ -398,6 +398,9 @@ block body
 					p <code>"default": true</code> - Choose an optional dependency by default.
 					p With this set to <code>true</code>, the dependency will be chosen by default if no dub.selections.json exists yet. If omitted, this attribute defaults to <code>false</code>. Note that this only has an effect if the "optional" attribute is set to <code>true</code>.
 					p Note that versions prior to 0.9.25 will ignore this attribute.
+				li
+					p Since v1.24.0, <a href="#build-settings">build settings</a> fields can be used to be applied to dependencies.
+					p Note that as of v1.24.0 only <code>dflags</code> is taken into account.
 
 	p#version-syntax Version specifiers define a range of acceptable versions. They can be specified in any of the following ways:
 	ul

views/package_format_sdl.dt

@@ -381,6 +381,9 @@ block body
 			p <code>default=true</code> - Choose an optional dependency by default.
 			p With this set to <code>true</code>, the dependency will be chosen by default if no dub.selections.json exists yet. If omitted, this attribute defaults to <code>false</code>. Note that this only has an effect if the "optional" attribute is set to <code>true</code>.
 			p Note that versions prior to 0.9.25 will ignore this attribute.
+		li
+			p Since v1.24.0, <a href="#build-settings">build settings</a> fields can be used to be applied to dependencies.
+			p Note that as of v1.24.0 only <code>dflags</code> is taken into account.
 
 	p#version-syntax Version specifiers define a range of acceptable versions. They can be specified in any of the following ways:
 	ul