Mark 0.9.x and 0.10.x as having the same compatibility has 0.8.x. (#292)

Author: davidbtucker

README.md

@@ -123,6 +123,8 @@ The matrix below lists the versions of Prometheus Server and other dependencies
 | **0.6.x**       | 2.11                                      | 2.5                                       |
 | **0.7.x**       | 2.10, 2.11, 2.13, 2.15, 2.16, 2.18, 2.19  | 2.5                                       |
 | **0.8.x**       | 2.10, 2.11, 2.13, 2.15, 2.16, 2.18, 2.19  | 2.5                                       |
+| **0.9.x**       | 2.10, 2.11, 2.13, 2.15, 2.16, 2.18, 2.19  | 2.5                                       |
+| **0.10.x**      | 2.10, 2.11, 2.13, 2.15, 2.16, 2.18, 2.19  | 2.5                                       |
 
 ## Alternatives