remove bootstrap-select

package.json

@@ -159,7 +159,6 @@
     "babel-plugin-lodash": "^3.3.4",
     "babel-plugin-transform-imports": "^2.0.0",
     "bootstrap": "^4.3.1",
-    "bootstrap-select": "^1.13.11",
     "browser-bunyan": "^1.3.0",
     "browser-sync": "^2.26.3",
     "bunyan-debug": "^2.0.0",

src/client/js/legacy/crowi.js

@@ -5,7 +5,6 @@ import { pathUtils } from 'growi-commons';
 const entities = require('entities');
 const escapeStringRegexp = require('escape-string-regexp');
 require('jquery.cookie');
-require('bootstrap-select');
 
 require('./thirdparty-js/waves');
 

yarn.lock

@@ -2190,11 +2190,6 @@ boom@5.x.x:
   dependencies:
     hoek "4.x.x"
 
-bootstrap-select@^1.13.11:
-  version "1.13.11"
-  resolved "https://registry.yarnpkg.com/bootstrap-select/-/bootstrap-select-1.13.11.tgz#d364ccc67cd6c1f9158689087f1d2d029df82c29"
-  integrity sha512-WPpx2DYL9jVilNoqy4Pjcfa/Q0LOq8V0+xws/pmnRDn/deS7OYjo1njvD1Cv0s9/1ZUXt77UypxuloimEnkYsA==
-
 bootstrap@^4.3.1:
   version "4.3.1"
   resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-4.3.1.tgz#280ca8f610504d99d7b6b4bfc4b68cec601704ac"