#36 Add missing SPDX headers

Signed-off-by: Sven Strittmatter <sven.strittmatter@iteratec.com>

Author: Weltraumschaf

src/main/java/io/securecodebox/persistence/defectdojo/http/Foo.java

@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: the secureCodeBox authors
+//
+// SPDX-License-Identifier: Apache-2.0
+
 package io.securecodebox.persistence.defectdojo.http;
 
 import io.securecodebox.persistence.defectdojo.config.Config;