[roll] Roll fuchsia [bt][affordances] Remove disconnect_peer from FFI

Part of migration away from C FFI.

Original-Bug: 505064754
Test: GAP/BOND/BON/BV-04-C (passes in next CL)
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1595848
Original-Revision: 2ecf28ce422a248d01bc820c96fb37180f4aed27
GitOrigin-RevId: c9a5bf50ca212304280a47ceb65559cf55c9cf3a
Change-Id: I20fe0fb3ca6315a13cf1717203a4295c13f13a1a

stem

diff --git a/stem b/stem
index f25eada..d8e067c 100644
--- a/stem
+++ b/stem
@@ -8,6 +8,6 @@
             manifest="manifests/platform"
             root=""
             remote="https://fuchsia.googlesource.com/fuchsia"
-            revision="e03c7ed69b39ac682be2f0085e672b2d3d77d8e6"/>
+            revision="2ecf28ce422a248d01bc820c96fb37180f4aed27"/>
   </imports>
 </manifest>