Update numpy/distutils/misc_util.py

`:numpy:`

Thanks, Matti!

Can you illuminate what the colons do in pip install? The doc webpage and CLI help says:

> Accepts either ":all:" to disable all binary packages, ":none:" to empty the set (notice the colons), or one or more package names with commas between them **(no colons).**

Co-authored-by: Matti Picus <[email protected]>

Author: 1fish2

numpy/distutils/misc_util.py

@@ -2365,7 +2365,7 @@ def show():
                 NumPy BLAS/LAPACK Installation Notes
                 ------------------------------------
                 Installing a numpy wheel (``pip install numpy`` or force it
-                via ``pip install numpy --only-binary numpy``) includes
+                via ``pip install numpy --only-binary :numpy: numpy``) includes
                 an OpenBLAS implementation of the BLAS and LAPACK linear algebra
                 APIs. In this case, ``library_dirs`` reports the original build
                 time configuration as compiled with gcc/gfortran; at run time