fix(launch): Added parameter

doc/tests/GradeCalculator.md

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+## Unit Tests
+
+Unit tests for `GradeCalculator` are implemented in `src/g2_2025_grade_calculator_pkg/test/GradeCalculator.test.cpp` using Google Test and ROS2 test utilities. The tests use a client to call the grade calculation service and verify the results.
+
+### Test Cases
+
+#### 1. NormalAverage
+
+**Description:** Verifies that the service returns the average of the provided grades for a normal student name.
+
+- **Input:**
+	- Student: `"Alice"`
+	- Grades: `[80, 90, 70]`
+- **Expected Output:**
+	- Result: `80` (average of 80, 90, 70)
+
+#### 2. WesselBonus
+
+**Description:** Checks that the student name "Wessel" (case-insensitive) receives a 10-point bonus, and the result is clamped to 100 if necessary.
+
+- **Input:**
+	- Student: `"Wessel"`
+	- Grades: `[80, 90, 70]`
+- **Expected Output:**
+	- Result: `90` (average 80 + 10 bonus)
+
+#### 3. wesselBonus
+
+**Description:** Checks that the bonus logic is case-insensitive for the student name "wessel".
+
+- **Input:**
+	- Student: `"wessel"`
+	- Grades: `[80, 90, 70]`
+- **Expected Output:**
+	- Result: `90` (average 80 + 10 bonus)
+
+#### 4. GradeTooHigh
+
+**Description:** Ensures that the grade is clamped to a maximum of 100, even after applying the bonus.
+
+- **Input:**
+	- Student: `"Wessel"`
+	- Grades: `[100, 100, 100]`
+- **Expected Output:**
+	- Result: `100` (average 100 + 10 bonus, clamped to 100)
+
+#### 5. GradeTooLow
+
+**Description:** Ensures that the grade is clamped to a minimum of 10.
+
+- **Input:**
+	- Student: `"Alice"`
+	- Grades: `[0, 0, 0]`
+- **Expected Output:**
+	- Result: `10` (average 0, clamped to 10)
+