Attribute::matches: ignore Matching Keys with not supported VR instead throwing UnsupportedOperationException

[gunterze]

Attribute::matches: ignore Matching Keys with not supported VR instead throwing UnsupportedOperationException:

-                throw new UnsupportedOperationException("Keys with VR: "
-                        + keyVrs[i] + " not supported");
+                LOG.info("Matching Key {} with VR: {} not supported", TagUtils.toString(tag), keyVrs[i]);