docs: Added examples to README.md.

README.md.tmpl

@@ -11,6 +11,11 @@ Utility commands for working with ffmpeg in nushell.
 ## Capabilities
 
 - Return tables from `ffprobe`
+
+```nu
+{{ ffprobe_example }}
+```
+
 - `ffprobe` multiple files at once
 - Use `streams`, `streams video`, and `streams audio` to filter `ffprobe` output
 - get the `dimensions` of a video stream as a record