Added Buffer to jsGlobalObjects

Author: damionvega

syntax/javascript.vim

@@ -135,7 +135,7 @@ syntax keyword jsClass          extends class
 syntax keyword jsException      try catch throw finally
 syntax keyword jsAsyncKeyword   async await
 
-syntax keyword jsGlobalObjects   Array Boolean Date Function Iterator Number Object Symbol Map WeakMap Set RegExp String Proxy Promise ParallelArray ArrayBuffer DataView Float32Array Float64Array Int16Array Int32Array Int8Array Uint16Array Uint32Array Uint8Array Uint8ClampedArray Intl JSON Math console document window
+syntax keyword jsGlobalObjects   Array Boolean Date Function Iterator Number Object Symbol Map WeakMap Set RegExp String Proxy Promise Buffer ParallelArray ArrayBuffer DataView Float32Array Float64Array Int16Array Int32Array Int8Array Uint16Array Uint32Array Uint8Array Uint8ClampedArray Intl JSON Math console document window
 syntax match   jsGlobalObjects  /\%(Intl\.\)\@<=\(Collator\|DateTimeFormat\|NumberFormat\)/
 
 syntax keyword jsExceptions     Error EvalError InternalError RangeError ReferenceError StopIteration SyntaxError TypeError URIError