add 0.17.3 version (#2262)

Author: juliuspfadt

.github/ISSUE_TEMPLATE/bug-report.yml

@@ -29,6 +29,7 @@ body:
         - 0.17.1
         - 0.17.2
         - 0.17.2.1
+        - 0.17.3
     validations:
       required: true
   - type: input