Fix: missing dependent types for Select and Slider components (#1828)

* Types for Select and Slider components are not fully exported, fix #1824

Signed-off-by: Roman <ixrock@gmail.com>

* remove unused @types/material-ui package

Signed-off-by: Roman <ixrock@gmail.com>

package.json

@@ -290,7 +290,6 @@
     "@types/jsonpath": "^0.2.0",
     "@types/lodash": "^4.14.155",
     "@types/marked": "^0.7.4",
-    "@types/material-ui": "^0.21.7",
     "@types/md5-file": "^4.0.2",
     "@types/mini-css-extract-plugin": "^0.9.1",
     "@types/mock-fs": "^4.10.0",