enh(bash) add "until" and "select" as keywords (#3756)

* Add "until" and "select" as Bash keywords

* Add CHANGES.md entry

CHANGES.md

@@ -24,6 +24,7 @@ Grammars:
 - enh(dart) Add `base`, `interface`, `sealed`, and `when` keywords [Sam Rawlins][]
 - enh(php) detect newer more flexible NOWdoc syntax (#3679) [Timur Kamaev][]
 - enh(python) improve autodetection of code with type hinting any function's return type (making the `->` operator legal) [Keyacom][]
+- enh(bash) add `select` and `until` as keywords
 
 Parser:
 
@@ -45,6 +46,7 @@ Parser:
 [CrystalSplitter]: https://github.com/CrystalSplitter
 [Sam Rawlins]: https://github.com/srawlins
 [Keyacom]: https://github.com/Keyacom
+[Boris Verkhovskiy]: https://github.com/verhovsky
 
 
 ## Version 11.7.0

src/languages/bash.js

@@ -112,12 +112,14 @@ export default function(hljs) {
     "fi",
     "for",
     "while",
+    "until",
     "in",
     "do",
     "done",
     "case",
     "esac",
-    "function"
+    "function",
+    "select"
   ];
 
   const LITERALS = [