Remove obsolete comment
diff --git a/src/main/java/org/apache/commons/text/similarity/SimilarityScore.java b/src/main/java/org/apache/commons/text/similarity/SimilarityScore.java
index 8b9890a..91a5c40 100644
--- a/src/main/java/org/apache/commons/text/similarity/SimilarityScore.java
+++ b/src/main/java/org/apache/commons/text/similarity/SimilarityScore.java
@@ -39,11 +39,8 @@
  *
  * <p>
  * Further, this intended to be BiFunction&lt;CharSequence, CharSequence, R&gt;.
- * The {@code apply} method
- * accepts a pair of {@link CharSequence} parameters
- * and returns an {@code R} type similarity score. We have omitted the explicit
- * statement of extending BiFunction due to it only being implemented in Java 1.8, and we
- * wish to maintain Java 1.7 compatibility.
+ * The {@code apply} method accepts a pair of {@link CharSequence} parameters
+ * and returns an {@code R} type similarity score.
  * </p>
  *
  * @param <R> The type of similarity score unit used by this EditDistance.