docs: Update 11.2.0 release notes
docs: Update 11.2.0 release notes

Signed-off-by: Emil Velikov <f20878473f414da183da19ee25c8722cc1d711e4@collabora.com>
(cherry picked from commit ff9ddb9eb1b3b25f40e71a95bb48421abfcb11d9)

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler