Document incubating vector API linking

Author: wendigo

src/main/go/args/java_static_config.go

@@ -3,6 +3,8 @@ package args
 import "runtime"
 
 var rewriteBytecodes = onArm64Only("-XX:-RewriteBytecodes") // https://bugs.openjdk.org/browse/JDK-8369506
+
+// https://openjdk.org/jeps/448, enables incubating vector API
 const vectorApiIncubating = "--add-modules=jdk.incubator.vector"
 
 // https://openjdk.org/jeps/498, allows deprecated unsafe usage