Add XML documentation for Javax.Microedition.Khronos.Opengles

[jonathanpeppers]

The Javax.Microedition.Khronos.Opengles namespace contains 1,939 To be added placeholders in source XML documentation (excluding docs\xml\index.xml).

rg -n -i --glob 'Javax.Microedition.Khronos.Opengles/**' --glob 'ns-Javax.Microedition.Khronos.Opengles.xml' 'to be added' docs\xml