chore: update release artefacts

Updated the metadata.yaml and compatibility matrix as we need to bump
the minor version number.

Signed-off-by: Richard Case <richard.case@outlook.com>

Author: richardcase

docs/compatibility.md

@@ -4,6 +4,7 @@ This table shows the compatibility between CAPMVM and Flintlock versions.
 
 | CAPMVM      | Flintlock              |
 | ----------- | ---------------------- |
+| `v0.7.0`    | `>= v0.1.0`            |
 | `v0.6.0`    | `v0.1.0`               |
 | `v0.5.x`    | `v0.1.0-alpha.9`       |
 | `v0.4.0`    | `v0.1.0-alpha.8`       |

metadata.yaml

@@ -23,3 +23,6 @@ releaseSeries:
   - major: 0
     minor: 6
     contract: v1beta1
+  - major: 0
+    minor: 7
+    contract: v1beta1