DOC-3182: remove --save flag

Author: michalnieruchalski-tiugo

modules/ROOT/partials/integrations/angular-tech-ref.adoc

@@ -48,7 +48,7 @@ To install the `+tinymce-angular+` package and save it to your `+package.json+`.
 
 [source,sh]
 ----
-npm install --save @tinymce/tinymce-angular
+npm install @tinymce/tinymce-angular
 ----
 
 [[using-the-tinymce-angular-integration]]