Update README after change to enableOptimizer

Author: retronym

README.md

@@ -59,7 +59,7 @@ These additional settings are enabled by `scalaModuleSettings`:
   - POM and OSGi metadata
 
 The following settings are also available:
-  - `enableOptimizer` adds `-opt:l:classpath` or `-optimize` to `scalacOptions in (Compile, compile)`,
+  - `enableOptimizer` adds `-opt-inline-from:<sources>` or `-opt:l:project` or `-optimize` to `scalacOptions in (Compile, compile)`,
     depending on the Scala version
   - `disablePublishing` is useful for multi-project builds for projects that should not be published