docs: add @angular/animations to list (angular#17488)

vprasanth · IgorMinar · commit b01eb6cd0c19 · 2017-07-11T15:30:25.000-07:00
@angular/animations was missing from the SemVer supported API surface list, now added.
diff --git a/docs/PUBLIC_API.md b/docs/PUBLIC_API.md
@@ -2,6 +2,7 @@
 
 Our SemVer, timed-release cycle and deprecation policy currently applies to these npm packages:
 
+- `@angular/animations`
 - `@angular/core`
 - `@angular/common`
 - `@angular/platform-browser`
