docs: add release notes for 10.6.7
docs: add release notes for 10.6.7

Signed-off-by: Emil Velikov <4c996f2f093ddd0585a556460b4cc3ba555546ef@gmail.com>
(cherry picked from commit 32efdc87cbf89cfe08ad9571cd756e27c803caa8)

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler