Werk #7296: oracle_dataguard_stats: Add missing metric definitions
| Component | Checks & agents |
| Title | oracle_dataguard_stats: Add missing metric definitions |
| Date | May 2, 2019 |
| Checkmk Edition | Checkmk Raw (CRE) |
| Checkmk Version | 1.6.0b1 |
| Level | Trivial Change |
| Class | Bug Fix |
| Compatibility | Compatible - no manual interaction needed |
CMK-1768
