Revert "新增单位选择器组件"

This reverts commit 5c80922e.

src/components/app-mob-org-select/app-mob-org-select.less

-.app-mob-org-select {
-  width: 100%;
-  height: 43px;
-  position: relative;
-  .app-tree{
-    position: absolute;
-  }
-  svg{
-    font-size: 5px;
-    position: absolute;
-    right: 3px;
-    top: 13px;
-  }
-  .sc-ion-input-ios-h{
-    position: absolute;
-  }
-}
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