📖 Update compatibility matrix (#188)

Update compatibility matrix

Signed-off-by: michal.gubricky <[email protected]>

Author: michal-gubricky

README.md

@@ -22,12 +22,13 @@ Explore the documentation stored in the [docs](./docs) directory or view the ren
 
 ## Compatibility with Cluster Stack Operator
 
-|                         | CSO `v0.1.0-alpha.2` | CSO `v0.1.0-alpha.3` | CSO `v0.1.0-alpha.5` |
-| ----------------------- | -------------------- | -------------------- | -------------------- |
-| CSPO `v0.1.0-alpha.rc1` | ✓ |   |   |
-| CSPO `v0.1.0-alpha.1`   | ✓ | ✓ | ✓ |
-| CSPO `v0.1.0-alpha.2`   | ✓ | ✓ | ✓ |
-| CSPO `v0.1.0-alpha.3`   | ✓ | ✓ | ✓ |
+|                         | CSO `v0.1.0-alpha.2` | CSO `v0.1.0-alpha.3` | CSO `v0.1.0-alpha.5` | CSO `v0.1.0-alpha.6` |
+| ----------------------- | -------------------- | -------------------- | -------------------- | -------------------- |
+| CSPO `v0.1.0-alpha.rc1` | ✓ |   |   |   |
+| CSPO `v0.1.0-alpha.1`   | ✓ | ✓ | ✓ | ✓ |
+| CSPO `v0.1.0-alpha.2`   | ✓ | ✓ | ✓ | ✓ |
+| CSPO `v0.1.0-alpha.3`   | ✓ | ✓ | ✓ | ✓ |
+| CSPO `v0.1.0-alpha.4`   | ✓ | ✓ | ✓ | ✓ |
 
 ## Controllers