Rename location shader classes

And remove the now unneeded NAMESPACE variable

src/ol/webgl/shaderlocations.mustache

@@ -12,7 +12,7 @@ import {DEBUG_WEBGL} from '../../../../index.js';
  * @param {WebGLProgram} program Program.
  * @struct
  */
-const {{namespace}}Locations_ = function(gl, program) {
+const Locations = function(gl, program) {
 {{#uniforms}}
 
   /**
@@ -31,4 +31,4 @@ const {{namespace}}Locations_ = function(gl, program) {
 {{/attributes}}
 };
 
-export default {{namespace}}Locations_;
+export default Locations;