Merge pull request #14509 from hasezoey/fixTypo

style(model): fix typo in "$__updateConnection" docs

lib/model.js

@@ -4898,7 +4898,7 @@ Model.compile = function compile(name, schema, collectionName, connection, base)
 
 /**
  * Update this model to use the new connection, including updating all internal
- * references and creating a new `COllection` instance using the new connection.
+ * references and creating a new `Collection` instance using the new connection.
  * Not for external use, only used by `setDriver()` to ensure that you can still
  * call `setDriver()` after creating a model using `mongoose.model()`.
  *