[roll] Roll fuchsia [pdev] Remove internal helper libraries

Remove the //src/devices/bus/lib/device-protocol-pdev and
//src/devices/bus/testing/fake-pdev libraries. They have been replaced
completely by sdk libraries.

Original-Bug: 366517646
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1246669
Original-Revision: 3abac0735be4bbef47402103af5bec19000dd23a
GitOrigin-RevId: e6cb357ec8156f7b8b86fc14b6071ada4f3741ad
Change-Id: I1452f001693279adafc0d8635d857088492ee1e5
diff --git a/stem b/stem
index 702dab2..e99a8dd 100644
--- a/stem
+++ b/stem
@@ -11,7 +11,7 @@
              githooks="integration/git-hooks"
              remote="https://fuchsia.googlesource.com/fuchsia"
              gerrithost="https://fuchsia-review.googlesource.com"
-             revision="aeca710053ed49d80a7b64e32a17bcc745761b8b"
+             revision="3abac0735be4bbef47402103af5bec19000dd23a"
              />
   </projects>
   <hooks>