Help: Add release note for Objective-C/C++ language support

Status Job ID Name Coverage
  External
passed cdash

passed cmake-dash3win10-windows-release-ninja

00:16:45

passed cmake-hythloth-linux-debug-makefiles+sphinx

00:36:32

passed cmake-minoc-linux-release-lint-iwyu-tidy

00:01:55

passed cmake-moonshade-osx-debug-ninja

00:09:58

passed cmake-moonshade-osx-release-makefiles

00:10:39

passed cmake-terfin-windows-release-vs2019

00:37:20

passed ghostflow-check-master