Drop map.fire monkey patch

We no longer need this patch since we support both map.fire interfaces in GL JS

rollup.config.js

@@ -3,7 +3,6 @@ const minified = MINIFY === 'true';
 const outputFile = minified ? 'dist/mapbox-gl-draw.js' : 'dist/mapbox-gl-draw-unminified.js';
 
 import commonjs from '@rollup/plugin-commonjs';
-import replace from '@rollup/plugin-replace';
 import resolve from '@rollup/plugin-node-resolve';
 import terser from '@rollup/plugin-terser';
 
@@ -18,10 +17,6 @@ export default {
   },
   treeshake: true,
   plugins: [
-    replace({
-      'process.env.NODE_ENV': "'browser'",
-      preventAssignment: true
-    }),
     minified ? terser({
       ecma: 2020,
       module: true,

src/setup.js

@@ -37,22 +37,6 @@ export default function(ctx) {
       ctx.events.addEventListeners();
     },
     onAdd(map) {
-      if (process.env.NODE_ENV !== 'test') {
-        // Monkey patch to resolve breaking change to `fire` introduced by
-        // mapbox-gl-js. See mapbox/mapbox-gl-draw/issues/766.
-        const _fire = map.fire;
-        map.fire = function(type, event) {
-          // eslint-disable-next-line
-          let args = arguments;
-
-          if (_fire.length === 1 && arguments.length !== 1) {
-            args = [Object.assign({}, { type }, event)];
-          }
-
-          return _fire.apply(map, args);
-        };
-      }
-
       ctx.map = map;
       ctx.events = events(ctx);
       ctx.ui = ui(ctx);