Modify readme for v0.9.0 release

Signed-off-by: Sebastian Wicki <[email protected]>

Author: gandro

README.md

@@ -66,7 +66,8 @@ is maintained.
 
 | Version                                            | Release Date        | Maintained | Supported Cilium Version | Artifacts                                                              |
 |----------------------------------------------------|---------------------|------------|--------------------------|------------------------------------------------------------------------|
-| [v0.8](https://github.com/cilium/hubble/tree/v0.8) | 2021-09-10 (v0.8.2) | Yes        | Cilium 1.10 and older    | [GitHub Release](https://github.com/cilium/hubble/releases/tag/v0.8.2) |
+| [v0.9](https://github.com/cilium/hubble/tree/v0.9) | 2021-11-30 (v0.9.0) | Yes        | Cilium 1.11 and older    | [GitHub Release](https://github.com/cilium/hubble/releases/tag/v0.9.0) |
+| [v0.8](https://github.com/cilium/hubble/tree/v0.8) | 2021-09-10 (v0.8.2) | No         | Cilium 1.10 and older    | [GitHub Release](https://github.com/cilium/hubble/releases/tag/v0.8.2) |
 | [v0.7](https://github.com/cilium/hubble/tree/v0.7) | 2020-10-22 (v0.7.1) | No         | Cilium 1.9 and older     | [GitHub Release](https://github.com/cilium/hubble/releases/tag/v0.7.1) |
 | [v0.6](https://github.com/cilium/hubble/tree/v0.6) | 2020-05-29 (v0.6.1) | No         | Cilium 1.8               | [GitHub Release](https://github.com/cilium/hubble/releases/tag/v0.6.1) |
 | [v0.5](https://github.com/cilium/hubble/tree/v0.5) | 2020-07-28 (v0.5.2) | No         | Cilium 1.7               | [GitHub Release](https://github.com/cilium/hubble/releases/tag/v0.5.2) |