fix(collapse): No provider for AnimationBuilder

- add import `BrowserAnimationsModule` to `app.module`
- update `ngx-bootstrap@4.2.0`

Author: xidedix

package.json

@@ -48,7 +48,7 @@
     "moment": "^2.24.0",
     "mutationobserver-shim": "^0.3.3",
     "ng2-charts": "^2.3.0",
-    "ngx-bootstrap": "^3.3.0",
+    "ngx-bootstrap": "^4.2.0",
     "ngx-perfect-scrollbar": "^7.2.1",
     "rxjs": "^6.5.2",
     "simple-line-icons": "^2.4.1",

src/app/app.module.ts

@@ -1,6 +1,7 @@
 import { BrowserModule } from '@angular/platform-browser';
 import { NgModule } from '@angular/core';
 import { LocationStrategy, HashLocationStrategy } from '@angular/common';
+import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
 
 import { PerfectScrollbarModule } from 'ngx-perfect-scrollbar';
 import { PERFECT_SCROLLBAR_CONFIG } from 'ngx-perfect-scrollbar';
@@ -43,6 +44,7 @@ import { ChartsModule } from 'ng2-charts';
 @NgModule({
   imports: [
     BrowserModule,
+    BrowserAnimationsModule,
     AppRoutingModule,
     AppAsideModule,
     AppBreadcrumbModule.forRoot(),