Fix vignette typo

vignettes/zoomclass.Rmd

@@ -313,16 +313,15 @@ heroes_students_joined %>%
 
 ## Zoom Chat
 
-The final functions of this package is design to parse program Zoom [chat file](https://support.zoom.us/hc/en-us/articles/115004792763-Saving-in-meeting-chat) from `.txt` file to a tibble.
-j
+You might want to parse [Zoom chat file](https://support.zoom.us/hc/en-us/articles/115004792763-Saving-in-meeting-chat) from `.txt` file to a tibble.
 
 ```{r path}
 # Path to example Zoom Chat file
 path <- zoomclass_example("zoom-chat-1.txt")
 ```
 
 
-Raw `zoom-chat-1.txt` looks like this.
+See that raw `zoom-chat-1.txt` looks like this.
 
 ```{r}
 readLines(path) %>%