Update README.md
Added kotlin compatibility
@@ -11,18 +11,20 @@ Javadoc https://docs.freefair.io/gradle-plugins/current/api/
# Compatibility Matrix
-|Plugin Version |Gradle Version |Java Version
-|--- |--- |---
-|6.3.x |7.3 |8 - 17
-|6.2.x |7.2 |8 - 16
-|6.1.x |7.1 |8 - 16
-|6.0.x |7.0 |8 - 16
-|5.3.x |6.7 |8 - 15
-|5.1.x |6.4+ |8 - 14
-|5.0.x |6.3 |8 - 13
-|4.x |5.6+ |8 - 12
-|3.8.x |5.5.x |8 - 12
-|3.3.x - 3.7.x |5.4+ |8 - 12
-|3.2.x |5.3+ |8 - 11
-|3.x |5.1+ |8 - 11
-|2.x |4.x |8 - 11
+|Plugin Version |Gradle Version |Java Version | Kotlin Version
+|--- |--- |--- |
+|6.5.x |7.5 |8 - 18 | 1.7.x
+|6.4.x |7.4 |8 - 17 | 1.3.x - 1.6.x
+|6.3.x |7.3 |8 - 17 | 1.3.x - 1.6.x
+|6.2.x |7.2 |8 - 16 | unknown
+|6.1.x |7.1 |8 - 16 | unknown
+|6.0.x |7.0 |8 - 16 | unknown
+|5.3.x |6.7 |8 - 15 | unknown
+|5.1.x |6.4+ |8 - 14 | unknown
+|5.0.x |6.3 |8 - 13 | unknown
+|4.x |5.6+ |8 - 12 | unknown
+|3.8.x |5.5.x |8 - 12 | unknown
+|3.3.x - 3.7.x |5.4+ |8 - 12 | unknown
+|3.2.x |5.3+ |8 - 11 | unknown
+|3.x |5.1+ |8 - 11 | unknown
+|2.x |4.x |8 - 11 | unknown
