[css-shapes-1][editorial] Remove comments with broken links, and ancient Animated Values section predating Transitions existing as a stable spec. Fixes w3c#8116

Author: tabatkins

css-shapes-1/Overview.bs

@@ -81,20 +81,6 @@ Module Interactions</h3>
 	also accept the <a>CSS-wide keywords</a> as their property value.
 	For readability they have not been repeated explicitly.
 
-<h3 id=animations>Animated Values</h3>
-
-	It is expected that CSS will include ways
-	to animate transitions between styles.
-	<!-- (The section
-	<a href="https://www.w3.org/TR/css3-transitions/#animatable-types">"Animation of property types"</a>
-	of the <cite>CSS Transitions module</cite> [[CSS3-TRANSITIONS]]
-	is expected to define how different kinds
-	of values are interpolated during a transition.) -->
-	In anticipation of that,
-	this module includes a line "Animatable" for each property,
-	which specifies whether and how values
-	of the property can be animated.
-
 <h3 id="terminology">
 Terminology</h3>
 
@@ -693,11 +679,8 @@ Interpolation of Basic Shapes</h3>
 	one basic shape and a second,
 	the rules below are applied.
 	The values in the shape functions interpolate
-	<!-- as a <a href="https://www.w3.org/TR/css3-transitions/#animtype-simple-list">simple list</a>. -->
 	<a href="https://www.w3.org/TR/web-animations-1/#by-computed-value">by computed value</a>.
 	The list values interpolate as
-	<!-- <a href="https://www.w3.org/TR/css3-transitions/#animtype-lpcalc">length,
-	percentage, or calc</a> where possible. -->
 	length, percentage, or calc where possible.
 	If list values are not one of those types
 	but are identical