Remove workaround code that creates an empty Jar file (#80)

Follow up to #15

Fixes #78

Author: jjohannes

src/main/java/org/gradlex/javamodule/moduleinfo/ExtraJavaModuleInfoTransform.java

@@ -166,15 +166,9 @@ private boolean isModule(File jar) {
         if (!jar.isFile()) {
             // If the jar does not exist, we assume that the file, which is produced later is a local artifact and a module.
             // For local files this behavior is ok, because this transform is targeting published artifacts.
-            // See also: https://github.com/jjohannes/extra-java-module-info/issues/15
-            try {
-                //noinspection ResultOfMethodCallIgnored
-                jar.getParentFile().mkdirs();
-                //noinspection ResultOfMethodCallIgnored
-                jar.createNewFile();
-            } catch (IOException e) {
-                throw new RuntimeException(e);
-            }
+            // See also:
+            // - https://github.com/jjohannes/extra-java-module-info/issues/15
+            // - https://github.com/jjohannes/extra-java-module-info/issues/78
             return true;
         }
         try (JarInputStream inputStream =  new JarInputStream(Files.newInputStream(jar.toPath()))) {