Add a note about pip freeze to the bug template (#2103)

Author: sentrivana

Diff for: .github/ISSUE_TEMPLATE/bug.yml

@@ -27,6 +27,8 @@ body:
         1. What
         2. you
         3. did.
+
+        Extra points for also including the output of `pip freeze --all`.
     validations:
       required: true
   - type: textarea