[roll] Roll fuchsia [fuchsia.component.decl] Add Events related decl.

To bring the `fuchsia.component.decl.Component` to
parity with `fuchsia.sys2.ComponentDecl`, this CL
adds the necessary Events-related declarations.

Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/591366
Original-Revision: 498ce616594b98f17492f7d8909034e658a82db8
GitOrigin-RevId: 80ec502361ece5cefdbb812b53ba00deb7732a7a
Change-Id: If3e8ea766401812ab573abf7a6c580ca225ccd9c
diff --git a/stem b/stem
index 20593e2..6ff1bec 100644
--- a/stem
+++ b/stem
@@ -10,7 +10,7 @@
              githooks=""
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="ffea9dd1ee828a0a8ee9dd61a1dd3112a1f0802f"/>
+             revision="498ce616594b98f17492f7d8909034e658a82db8"/>
   </projects>
   <hooks>
     <hook name="install-environment"