Removed WildCard Imports

Author: lieutenant-Rohit

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

@@ -1,6 +1,5 @@
 // Reference: https://leetcode.com/problems/sort-characters-by-frequency/
 package com.thealgorithms.strings;
-import java.util.*;
 
 // Problem: Sort Characters By Frequency
 // Pattern: HashMap + Priority Queue (Heap)
@@ -36,7 +35,9 @@ public String frequencySort(String s) {
             int diff = b.getValue() - a.getValue();
 
             // If frequency same, sort by character
-            if (diff == 0) return a.getKey() - b.getKey();
+            if (diff == 0) {
+                return a.getKey() - b.getKey();
+            }
 
             return diff;
         });

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

@@ -1,9 +1,5 @@
 package com.thealgorithms.strings;
 
-import static org.junit.jupiter.api.Assertions.*;
-
-import org.junit.jupiter.api.Test;
-
 class SortCharacterByFrequencyTest {
 
     private final SortCharacterByFrequency solution = new SortCharacterByFrequency();