Manually convert most remaining format statements

%d accepts floats and other things, so manual fixes are needed after
conversion.

After flynt -ll 2000 --aggressive, each was manually checked if the
casts with int() are needed.

Two statements are still missing in ls370res

Change-Id: I2651ddbe60695aa19582882a97d0f71bcb05c1ef
Reviewed-on: https://forge.frm2.tum.de/review/c/secop/frappy/+/30901
Tested-by: Jenkins Automated Tests <pedersen+jenkins@frm2.tum.de>
Reviewed-by: Alexander Zaft <a.zaft@fz-juelich.de>

frappy_psi/ccu4.py

@@ -96,4 +96,4 @@ class HeLevel(HasIO, Readable):
         return self.query('hf')
 
     def write_sample_rate(self, value):
-        return self.query('hf=%d' % value)
+        return self.query(f'hf={int(value)}')