Missing text-value-accessor

[atchaiecommerce]

Environment
Provide version numbers for the following components (information can be retrieved by running tns info in your project folder or by inspecting the package.json of the project):

• CLI: 6.2.0
• Cross-platform modules: 6.2.0
• NativeScript-Angular: 8.20.1
• Angular: 8.2.0

Describe the bug
current release of nativescript-angular does not contain nativescript-angular/forms/value-accessors/text-value-accessor which breaks the plugin nativescript-masked-text-field.

[atchaiecommerce]

#2059

[atchaiecommerce]

reopening as i think the fix does not include this.

[tbozhikov]

closing as the patch for this is released as v8.20.3