Update to angular 9 not possible

[handihow]

Bug Report or Feature Request (mark with an x)

- [x ] bug report -> please search issues before submitting
- [ ] feature request

OS and Version?

Versions

ngular CLI: 9.1.0
Node: 12.13.1
OS: darwin x64

Angular: 9.1.0
... animations, cli, common, compiler, compiler-cli, core, forms
... language-service, platform-browser, platform-browser-dynamic
... router, service-worker
Ivy Workspace: Yes

Package Version

@angular-devkit/architect 0.901.0
@angular-devkit/build-angular 0.901.0
@angular-devkit/build-optimizer 0.901.0
@angular-devkit/build-webpack 0.901.0
@angular-devkit/core 9.1.0
@angular-devkit/schematics 9.1.0
@angular/cdk 9.2.0
@angular/fire 6.0.0
@angular/flex-layout 9.0.0-beta.29
@angular/material 9.2.0
@angular/material-moment-adapter 9.2.0
@angular/pwa 0.901.0
@ngtools/webpack 9.1.0
@schematics/angular 9.1.0
@schematics/update 0.901.0
rxjs 6.5.5
typescript 3.8.3
webpack 4.42.0

Repro steps

update to angular 9 with the update guide

The log given by the failure

ERROR in Failed to compile entry-point @angular-material-extensions/contacts (module as esm5) due to compilation errors:
node_modules/@angular-material-extensions/contacts/esm5/contacts.es5.js:433:30 - error NG1010: Value at position 4 in the NgModule.imports of MatContactsModule is not a reference: [object Object]

433 imports: [
~
434 CommonModule,
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
...
452 AvatarModule
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
453 ],
~~~~~~~~~~~~~~~~~~~~~

Desired functionality

not applicable

Mention any other details that might be useful

[AnthonyNahas]

this library is not supporting angular v9

soon -->

[handihow]

thanks Anthony!