Update shared name examples

Author: jacobcassidy

.dev-assets/syntax-issues/bugs/trailing-selector-issue.css

@@ -5,6 +5,7 @@
 
 .shared-names {
   /* HTML Selectors */
+
   content
   {
     content:url('https://www.example.com')

.dev-assets/util/get-shared-names.js

@@ -6,13 +6,14 @@
 }
 .prop{ color:optional
 }
-.prop{ cursor:-webkit-zoom-in
+.prop{ cursor:anything
 }
-.prop{ custom-property:actives
+.prop{ custom-property:hello
 }
 .prop{ width:-moz-min-content
 }
-
+.prop{ span:hello
+}
 .prop{ animation-duration:calc(1s * 2)
 }
 .prop{ animation-timing-function:cubic-bezier(0.25, 0.1, 0.25, 1)
@@ -77,6 +78,8 @@
 }
 .prop{ color:var(--primary-color)
 }
+.prop{ span:""
+}
 .prop{ content:""
 }
 .prop{ content:"hello"