[BAEL-3348] Fixed unit test name

Author: dupirefr

algorithms-miscellaneous-3/src/test/java/com/baeldung/algorithms/smallestinteger/SmallestMissingPositiveIntegerTest.java renamed to algorithms-miscellaneous-3/src/test/java/com/baeldung/algorithms/smallestinteger/SmallestMissingPositiveIntegerUnitTest.java

@@ -4,7 +4,7 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-class SmallestMissingPositiveIntegerTest {
+class SmallestMissingPositiveIntegerUnitTest {
     @Test
     void givenArrayWithThreeMissing_whenSearchInSortedArray_thenThree() {
         int[] input = new int[] {0, 1, 2, 4, 5};