fix(table-config): Tooltip not displaying in attributes table (#2818)

src/app/components_ngrx/table-config/table-config.module.ts

@@ -1,22 +1,23 @@
 import { CommonModule } from '@angular/common';
 import { NgModule } from '@angular/core';
 import { BsDropdownConfig, BsDropdownModule } from 'ngx-bootstrap';
+import { TooltipConfig, TooltipModule } from 'ngx-bootstrap/tooltip';
 import { ClickOutModule } from '../../widgets/clickout/clickout.module';
 import { FilterColumnModule } from './../../pipes/column-filter.module';
 import { TableConfigComponent } from './table-config.component';
 
-
 @NgModule({
   imports: [
     CommonModule,
     ClickOutModule,
     ClickOutModule,
     FilterColumnModule,
-    BsDropdownModule
+    BsDropdownModule,
+    TooltipModule
   ],
   declarations: [TableConfigComponent],
   exports: [TableConfigComponent],
-  providers: [BsDropdownConfig]
+  providers: [BsDropdownConfig, TooltipConfig]
 })
 
 export class TableConfigModule {}