Snap for 11566117 from 528f54ac8a96971339726fafae192cd332312b5b to sdk-release

Change-Id: I8105209827ff36f32ca731af3fcc9451a07a53de
diff --git a/core/src/ta.rs b/core/src/ta.rs
index b2a4fa7..c6a6903 100644
--- a/core/src/ta.rs
+++ b/core/src/ta.rs
@@ -53,7 +53,7 @@
 const CURRENT_VERSION: u64 = 1;
 
 /// Default maximum number of live session keys.
-const MAX_SESSIONS_DEFAULT: usize = 8;
+const MAX_SESSIONS_DEFAULT: usize = 4;
 
 /// Macro to build an [`ApiError`] instance.
 /// E.g. use: `aidl_err!(InternalError, "some {} format", arg)`.