Merge changes from topic "hm/heap-info" into integration

* changes:
  fix(handoff): remove XFERLIST_TB_FW_CONFIG
  feat(arm): migrate heap info to fw handoff
  feat(mbedtls): introduce crypto lib heap info struct
  feat(handoff): add Mbed-TLS heap info entry tag
  refactor(arm): refactor secure TL initialization
  fix(handoff): fix message formatting of hex values
  feat(handoff): add func to check and init a tl
  fix(arm): resolve dangling comments around macros