Fix link in observable.md

Author: 38elements

doc/api/core/observable.md

@@ -156,7 +156,7 @@ The Observer and Observable interfaces provide a generalized mechanism for push-
 - [`skipUntil`](operators/skipuntil.md)
 - [`skipUntilWithTime`](operators/skipuntilwithtime.md)
 - [`skipWhile`](operators/skipwhile.md)
-- [`some`](operators/some.md)
+- [`some`](operators/any.md)
 - [`startWith`](operators/startwith.md)
 - [`subscribe`](operators/subscribe.md)
 - [`subscribeOnNext`](operators/subscribeonnext.md)
@@ -205,7 +205,7 @@ The Observer and Observable interfaces provide a generalized mechanism for push-
 ## `Deprecated Observable Instance Methods` ##
 - [`aggregate`](operators/aggregate.md)
 - [`all`](operators/every.md)
-- [`any`](operators/some.md)
+- [`any`](operators/any.md)
 - [`doAction`](operators/do.md)
 - [`catchException`](operators/catchproto.md)
 - [`concatObservable`](operators/concatall.md)