fixed typo in q counting qpe

Author: roie-d-classiq

algorithms/amplitude_amplification_and_estimation/quantum_counting/quantum_counting_qpe.qmod

@@ -22,7 +22,7 @@ THRESHOLD: int = 2;
 // Larger values provide finer phase resolution.
 PHASE_QUBITS: int = 5;
 
-// Defining the qstruct, containing the quantum variables a and b
+// Defining the QStruct, containing the quantum variables a and b
 qstruct OracleVars {
   a: qnum<2>;
   b: qnum<2>;