chore: removed some comments and print statements

Author: YousefElbrolosy

tutorials-v5/optimal-control/control-grape-cnot.md

@@ -57,10 +57,6 @@ H_drift = g * (
 )
 ```
 
-```python
-H_drift
-```
-
 ```python
 H_ctrl = [
     qt.tensor(qt.sigmax(), qt.identity(2)),
@@ -75,10 +71,6 @@ H_ctrl = [
 ]
 ```
 
-```python
-H_ctrl
-```
-
 ```python
 H_labels = [
     r"$u_{1x}$",
@@ -123,7 +115,6 @@ for attr in dir(result):
     if not attr.startswith("_"):
         print(f"{attr}: {getattr(result, attr)}")
 
-# --> array[num_tslots, n_ctrls]
 print(np.shape(result.final_amps))
 ```