refactor: fix clang formatting issues

Author: alxkm

src/main/java/com/thealgorithms/strings/ValidParentheses.java

@@ -20,11 +20,7 @@ public final class ValidParentheses {
     private ValidParentheses() {
     }
 
-    private static final Map<Character, Character> BRACKET_PAIRS = Map.of(
-            ')', '(',
-            '}', '{',
-            ']', '['
-    );
+    private static final Map<Character, Character> BRACKET_PAIRS = Map.of(')', '(', '}', '{', ']', '[');
 
     /**
      * Checks if the input string has valid parentheses.

src/test/java/com/thealgorithms/strings/ValidParenthesesTest.java

@@ -2,12 +2,11 @@
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
+import java.util.stream.Stream;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.MethodSource;
 
-import java.util.stream.Stream;
-
 public class ValidParenthesesTest {
 
     @ParameterizedTest(name = "Input: \"{0}\" → Expected: {1}")