Comment out a debug statement

Comment out a debug statement, so that PyMuPDF does not write to stdout
whenever a user initializes a Pixmap object.

Refs #3135

src/__init__.py

@@ -9630,7 +9630,7 @@ def __init__(self, *args):
             pm = mupdf.fz_new_pixmap(cs, w, h, seps, alpha)
 
             if isinstance( samples, (bytes, bytearray)):
-                log('using mupdf.python_buffer_data()')
+                #log('using mupdf.python_buffer_data()')
                 samples2 = mupdf.python_buffer_data(samples)
                 size = len(samples)
             else: