docs: Organize the Point docs into sections by type

docs/api/point.md

@@ -12,10 +12,18 @@ interface Point {
 
 ## Static methods
 
+- [Relationship methods](#relationship-methods)
+- [Check methods](#check-methods)
+- [Transform method](#transform-method)
+
+### Relationship methods
+
 ###### `Point.compare(point: Point, another: Point): -1 | 0 | 1`
 
 Compare a `point` to `another`, returning an integer indicating whether the point was before, at or after the other.
 
+### Check methods
+
 ###### `Point.isAfter(point: Point, another: Point): boolean`
 
 Check if a `point` is after `another`.
@@ -32,6 +40,8 @@ Check if a `point` is exactly equal to `another`.
 
 Check if a `value` implements the `Point` interface.
 
+### Transform methods
+
 ###### `Point.transform(point: Point, op: Operation, options?): Point | null`
 
 Transform a `point` by an `op`.