Update vignettes/including-data-in-teal-applications.Rmd

Co-authored-by: André Veríssimo <[email protected]>
Signed-off-by: Dawid Kałędkowski <[email protected]>

vignettes/including-data-in-teal-applications.Rmd

@@ -237,9 +237,9 @@ For a detailed explanation of verification, see [this `teal.data` vignette](http
 
 Objects which name starts with a dot (.) are hidden in teal_data and the whole teal application. This can be used to pass auxiliary objects in the `teal_data` instance, without exposing them to the app user. For example:
 
--	Proxy variables for column modifications
+- Proxy variables for column modifications
 - Temporary datasets used to create final ones
--	Connection objects
+- Connection objects
 
 ```{r}
 my_data <- teal_data()