Update README.md

Author: damieng

README.md

@@ -38,7 +38,7 @@ Comprehensive supports C# 1 through 10.0 with the following exceptions:
 - [x] Target-typed new
 - [x] Top-level statements
 
-#### C# 10.0 (complete)
+#### C# 10.0
 
 - [x] global using directives
 - [x] File-scoped namespace declaration
@@ -48,6 +48,7 @@ Comprehensive supports C# 1 through 10.0 with the following exceptions:
 - [x] Allow both assignment and declaration in the same deconstruction
 - [x] Allow AsyncMethodBuilder attribute on methods
 - [x] Record structs
+- [ ] Lambda improvements
 
 #### C# 11.0 (under development)