[Mobile] Use CachedNetworkImage

[pkozlovskiy]

I want to use my embedBuilder with CachedNetworkImage for BlockEmbed.imageType but get error

I/flutter ( 5195): App: │ type 'RenderPhysicalModel' is not a subtype of type 'RenderContentProxyBox?' in type cast
I/flutter ( 5195): App: ├┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄
I/flutter ( 5195): App: │ #0   _TextLineElement._updateRenderObject (package:flutter_quill/src/widgets/text_line.dart:1250:36)
I/flutter ( 5195): App: │ #1   _TextLineElement.insertRenderObjectChild (package:flutter_quill/src/widgets/text_line.dart:1215:5)