GRAD2-2799: fixed the issue on GPA calculation due to the wrong order of student courses.

GRAD2-2799: fixed the issue on GPA calculation due to the wrong order of student courses.

Author: infstar

api/src/main/java/ca/bc/gov/educ/api/ruleengine/rule/RegistrationsDuplicateCrseRule.java

@@ -38,8 +38,6 @@ public RuleData fire() {
         boolean isCompletedCourse1 = false;
         boolean isCompletedCourse2 = false;
 
-        studentCourseList.sort(Comparator.comparing(StudentCourse::getCourseCode));
-
         for (int i = 0; i < studentCourseList.size() - 1; i++) {
             for (int j = i + 1; j < studentCourseList.size(); j++) {
                     if (studentCourseList.get(i).getCourseCode().equals(studentCourseList.get(j).getCourseCode())