Ensure all files end with a new line

Update all files to ensure that they always end with a new-line
character.

Issue gh-8945

web/src/test/java/org/springframework/security/web/authentication/HttpStatusEntryPointTests.java

@@ -61,4 +61,4 @@ public class HttpStatusEntryPointTests {
 		assertThat(this.response.getStatus()).isEqualTo(HttpStatus.UNAUTHORIZED.value());
 	}
 
-}
+}

web/src/test/java/org/springframework/security/web/util/matcher/MediaTypeRequestMatcherRequestHCNSTests.java

@@ -152,4 +152,4 @@ public class MediaTypeRequestMatcherRequestHCNSTests {
 		assertThat(matcher.matches(this.request)).isFalse();
 	}
 
-}
+}