final Fix: SpotBugs violation and improve test for ElGamalEncryption

Author: Shewale41

src/main/java/com/thealgorithms/ciphers/ElGamalEncryption.java

@@ -26,7 +26,7 @@ private ElGamalEncryption() {
      * @param message the plaintext message to encrypt
      * @param bitLength the bit length for prime generation
      */
-    @SuppressWarnings({ "PMD.SystemPrintln", "PMD.DataflowAnomalyAnalysis" })
+    @SuppressWarnings({"PMD.SystemPrintln", "PMD.DataflowAnomalyAnalysis"})
     public static void runElGamal(final String message, final int bitLength) {
         final BigInteger p = BigInteger.probablePrime(bitLength, RANDOM);
         final BigInteger g = new BigInteger("2");

src/test/java/com/thealgorithms/ciphers/ElGamalEncryptionTest.java

@@ -1,9 +1,10 @@
 package com.thealgorithms.ciphers;
 
-import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Modifier;
-import static org.junit.jupiter.api.Assertions.assertTrue;
+import org.junit.jupiter.api.Test;
 
 /**
  * Unit tests for {@link ElGamalEncryption}.
@@ -22,7 +23,6 @@ void testEncryptionDecryption() {
     @Test
     void testUtilityConstructor() throws NoSuchMethodException {
         Constructor<ElGamalEncryption> constructor = ElGamalEncryption.class.getDeclaredConstructor();
-        assertTrue(Modifier.isPrivate(constructor.getModifiers()),
-                "Utility class constructor should be private");
+        assertTrue(Modifier.isPrivate(constructor.getModifiers()), "Utility class constructor should be private");
     }
 }