fix: update coffee-lex to incorporate bug fix

Refs decaffeinate/coffee-lex#245

Author: eventualbuddha

package.json

@@ -27,7 +27,7 @@
   },
   "dependencies": {
     "@babel/parser": "^7.1.6",
-    "coffee-lex": "^9.1.3",
+    "coffee-lex": "^9.1.4",
     "decaffeinate-coffeescript": "1.12.7-patch.3",
     "decaffeinate-coffeescript2": "2.2.1-patch.5",
     "lines-and-columns": "^1.1.6"

yarn.lock

@@ -1326,10 +1326,10 @@ code-point-at@^1.0.0:
   resolved "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
   integrity sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=
 
-coffee-lex@^9.1.3:
-  version "9.1.3"
-  resolved "https://registry.npmjs.org/coffee-lex/-/coffee-lex-9.1.3.tgz#a0194fb2ba1df8de91715dadb7eb9c0831698374"
-  integrity sha512-YH5vqZTYO5udP/8x0XlC17cNhshMx3GZXX9U3T+IfhhPcxuVg2oiYeZA90e54/0PV9F4sRiR2MIvhTXtEabmeg==
+coffee-lex@^9.1.4:
+  version "9.1.4"
+  resolved "https://registry.npmjs.org/coffee-lex/-/coffee-lex-9.1.4.tgz#148eb42963000a26f4136f7e3cbf2b018484cb8f"
+  integrity sha512-iNmef/3aLgXYEVaSWPFmZRr5Ydw9+bIJKe6Xgc68mN9ElfwJWzCoHbRboZV0b8is//MI+yxrBjzst3oqlC/NyQ==
 
 coffee-script-redux@^2.0.0-beta8:
   version "2.0.0-beta8"