Use in-memory cache for accounts and credentials FixesAB#3417272, Fixes AB#3417272 (#2802)

Fixes
[AB#3417272](https://identitydivision.visualstudio.com/fac9d424-53d2-45c0-91b5-ef6ba7a6bf26/_workitems/edit/3417272)

Author: siddhijain

changelog.txt

@@ -1,5 +1,6 @@
 vNext
 ----------
+- [MINOR] Use SharedPreferencesInMemoryCache implementation in Broker (#2802)
 - [MINOR] Add OpenTelemetry support for passkey operations (#2795)
 - [MINOR] Add passkey registration support for WebView (#2769)
 - [MINOR] Add callback for OneAuth for measuring Broker Discovery Client Perf (#2796)
@@ -1193,4 +1194,4 @@ Version 0.0.3
     * Separate methods for PII/OII logging
 - Initial Exception model implemented
     * BaseException + Client & Service subclasses
-- Substantial portions of HTTP/S networking code migrated from ADAL & MSAL to this module
+- Substantial portions of HTTP/S networking code migrated from ADAL & MSAL to this module