remove unnecessary package check

Author: thombergs

spring-boot/boundaries/src/test/java/io/reflectoring/boundaries/InternalPackageTests.java

@@ -28,7 +28,6 @@ void internalPackagesAreNotAccessedFromOutside() throws IOException {
     List<String> internalPackages = internalPackages(BASE_PACKAGE);
 
     for (String internalPackage : internalPackages) {
-      assertPackageExists(internalPackage);
       assertPackageIsNotAccessedFromOutside(internalPackage);
     }