Enable new configs in baremetal config

Enable MBEDTLS_SSL_SESSION_CACHE and
MBEDTLS_SESSION_RESUMPTION in baremetal config.
diff --git a/configs/baremetal.h b/configs/baremetal.h
index 330b513..cd0202e 100644
--- a/configs/baremetal.h
+++ b/configs/baremetal.h
@@ -71,6 +71,8 @@
 #define MBEDTLS_SSL_TLS_C
 #define MBEDTLS_SSL_PROTO_TLS1_2
 #define MBEDTLS_SSL_EXTENDED_MASTER_SECRET
+#define MBEDTLS_SSL_SESSION_CACHE
+#define MBEDTLS_SSL_SESSION_RESUMPTION
 #define MBEDTLS_SSL_COOKIE_C
 #define MBEDTLS_SSL_PROTO_DTLS
 #define MBEDTLS_SSL_PROTO_NO_TLS