misc: Remove a warning about an unexpected version

The warning was long overdue for removal as it didn't reflect how the real editors do versioning (which is said because there's othewise no checksumming to ensure the states are consistent between the client and the server).

Marksman/Doc.fs

@@ -94,20 +94,6 @@ module Doc =
             >> Log.addContext "newVersion" newVersion
         )
 
-        // Sanity checking
-        match newVersion, doc.version with
-        | newVersion, Some curVersion when curVersion > 0 ->
-            let expectedVersion = curVersion + change.ContentChanges.Length
-
-            if expectedVersion <> newVersion then
-                logger.warn (
-                    Log.setMessage "Unexpected document version"
-                    >> Log.addContext "uri" doc.id.Uri
-                    >> Log.addContext "currentVersion" curVersion
-                    >> Log.addContext "newVersion" newVersion
-                )
-        | _ -> ()
-
         let newText = applyTextChange change.ContentChanges doc.text
 
         { withText exts newText doc with version = Some newVersion }