Add docs and demo pages for Pricing and Shape

shared/data/docs.json

@@ -274,6 +274,10 @@
 							"title": "Popover",
 							"url": "/ui/components/popover"
 						},
+						{
+							"title": "Pricing",
+							"url": "/ui/components/pricing"
+						},
 						{
 							"title": "Progress bar",
 							"url": "/ui/components/progress"
@@ -290,6 +294,10 @@
 							"title": "Segmented control",
 							"url": "/ui/components/segmented-control"
 						},
+						{
+							"title": "Shape",
+							"url": "/ui/components/shape"
+						},
 						{
 							"title": "Signal",
 							"url": "/ui/components/signal"