TINY-11908: Add new readonly prop to Vue integration.

Author: kemister85

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

@@ -7,6 +7,7 @@
 ** xref:license-key[`+licenseKey+`]
 ** xref:cloud-channel[`+cloud-channel+`]
 ** xref:disabled[`+disabled+`]
+** xref:readonly[`+readonly+`]
 ** xref:id[`+id+`]
 ** xref:init[`+init+`]
 ** xref:initial-value[`+initial-value+`]
@@ -99,6 +100,7 @@ The editor accepts the following properties:
   api-key="no-api-key"
   cloud-channel="{productmajorversion}"
   :disabled=false
+  :readonly=false
   id="uuid"
   :init= "{ }"
   initial-value=""
@@ -205,6 +207,26 @@ The `+disabled+` property can dynamically switch the editor between a "disabled"
 />
 ----
 
+[[readonly]]
+=== `+readonly+`
+
+The `+readonly+` property can dynamically switch the editor between a "read-only" mode (`+true+`) and the standard editable mode (`+false+`).
+
+*Type:* `+Boolean+`
+
+*Default value:* `+false+`
+
+*Possible values:* `+true+`, `+false+`
+
+==== Example: using `+readonly+`
+
+[source,html]
+----
+<editor
+  :readonly=true
+/>
+----
+
 [[id]]
 === `+id+`