fix more line breaks

vignettes/creating-custom-modules.Rmd

@@ -46,8 +46,10 @@ which can be added into `teal` apps using `example_module(label = "Label for tab
 
 ### UI function
 
-This function contains the UI required for the module. It should be a function with at least the arguments `id`.
-It can also contain the argument `data` for access to the application data. See the server section below for more details.
+This function contains the UI required for the module.
+It should be a function with at least the arguments `id`.
+It can also contain the argument `data` for access to the application data.
+See the server section below for more details.
 
 The UI function can contain standard UI components alongside additional widgets provided by the `teal.widgets` package.
 In the example above we are using the `standard_layout` function of `teal.widgets` which generates a layout
@@ -70,7 +72,8 @@ function(id,
 
 ```
 
-When used inside a `teal` application called with `init`, the `data` argument is a named list of reactive `data.frame`s containing the data after having been filtered through the filter panel.  It is of the `tdata` type and can be created using the `new_tdata` function.
+When used inside a `teal` application called with `init`, the `data` argument is a named list of reactive `data.frame`s containing the data after having been filtered through the filter panel.
+It is of the `tdata` type and can be created using the `new_tdata` function.
 
 ## A More Complicated Example