[css-scroll-snap-2] Define logical property group of scroll-start-*

Author: cdoublev

css-scroll-snap-2/Overview.bs

@@ -311,6 +311,7 @@ Physical Longhands for 'scroll-start' {#scroll-start-longhands-physical}
 	Initial: auto
 	Applies to: <a>scroll containers</a>
 	Inherited: no
+	Logical property group: scroll-start
 	Percentages: relative to the corresponding axis of the scroll container’s scrollport
 	Computed value: the keyword ''scroll-start/auto'' or a computed <<length-percentage>> value
 	Animation type: by computed value type
@@ -327,6 +328,7 @@ Flow-relative Longhands for 'scroll-start'  {#scroll-start-longhands-logical}
 	Initial: auto
 	Applies to: <a>scroll containers</a>
 	Inherited: no
+	Logical property group: scroll-start
 	Percentages: relative to the corresponding axis of the scroll container’s scrollport
 	Computed value: the keyword ''scroll-start/auto'' or a computed <<length-percentage>> value
 	Animation type: by computed value type
@@ -342,14 +344,15 @@ Flow-relative Longhands for 'scroll-start-target'  {#scroll-start-target-longhan
 	Initial: none
 	Applies to: all elements
 	Inherited: no
+	Logical property group: scroll-start-target
 	Percentages: n/a
 	Computed Value: either of the keywords "none" or "auto"
 	Animation type: not animatable
 	</pre>
 
 	...
 
-Physical Longhands for 'scroll-start' {#scroll-start-target-longhands-physical}
+Physical Longhands for 'scroll-start-target' {#scroll-start-target-longhands-physical}
 ----------------------------------------------------------------------
 
 	<pre class="propdef">
@@ -358,6 +361,7 @@ Physical Longhands for 'scroll-start' {#scroll-start-target-longhands-physical}
 	Initial: none
 	Applies to: all elements
 	Inherited: no
+	Logical property group: scroll-start-target
 	Percentages: n/a
 	Computed value: either of the keywords "none" or "auto"
 	Animation type: not animatable