move the test case to http module and change the package name

Author: Jarvx

test-suite-kotlin-ksp/src/test/java/io/micronaut/reproduce/CookieHeaderSingleValueTest.java renamed to http/src/test/java/io/micronaut/http/cookie/CookieHeaderSingleValueTest.java

@@ -1,4 +1,4 @@
-package io.micronaut.reproduce;
+package io.micronaut.http.cookie;
 
 import io.micronaut.http.HttpHeaders;
 import io.micronaut.http.MutableHttpRequest;