Correct the URI for relationship type AMENDS

This is the root cause of spdx/spdx-spec#656

Signed-off-by: Gary O'Neall <[email protected]>

Author: goneall

src/main/java/org/spdx/library/model/enumerations/RelationshipType.java

@@ -52,7 +52,7 @@ public enum RelationshipType implements IndividualUriValue {
 	PACKAGE_OF("relationshipType_packageOf"),
 	PATCH_APPLIED("relationshipType_patchApplied"),
 	PATCH_FOR("relationshipType_patchFor"),
-	AMENDS("relationshipType_amends"),
+	AMENDS("relationshipType_amendment"),
 	STATIC_LINK("relationshipType_staticLink"),
 	TEST_CASE_OF("relationshipType_testcaseOf"),
 	PREREQUISITE_FOR("relationshipType_prerequisiteFor"),