gnu: parfive: Renamve variable.

The most of the time Parfive is used as Python's library which
complicates using Guix import, this change align the name with expected
by importer.

* gnu/packages/python-web.scm (parfive): Rename variable to python-parfive.
* gnu/packages/astronomy.scm (python-sunpy, python-sunpy-minimal)
[propagated-inputs]: Remove parfive; add python-parfive.

Change-Id: I1a6d29f64d9aa49caff2838125f0ee2ca0e65b46

gnu/packages/astronomy.scm

@@ -7327,8 +7327,7 @@ and @code{astropy}.")
            python-setuptools-scm-next
            python-wheel))
     (propagated-inputs
-     (list parfive
-           python-asdf
+     (list python-asdf
            python-asdf-astropy
            python-astropy
            python-beautifulsoup4
@@ -7344,6 +7343,7 @@ and @code{astropy}.")
            python-mpl-animators
            python-numpy
            python-pandas
+           python-parfive
            python-pyerfa
            python-reproject
            python-scikit-image
@@ -7372,10 +7372,10 @@ to the SolarSoft data analysis environment.")
             python-setuptools-scm-next
             python-wheel))
      (propagated-inputs
-      (list parfive
-            python-astropy-minimal
+      (list python-astropy-minimal
             python-fsspec
             python-mpl-animators
+            python-parfive
             python-pyerfa)))))
 
 (define-public python-sunpy-soar

gnu/packages/python-web.scm

@@ -2338,9 +2338,9 @@ HTTP servers, RESTful APIs, and web services.")
     (properties `((lint-hidden-cve . ("CVE-2019-10751"))))
     (license license:bsd-3)))
 
-(define-public parfive
+(define-public python-parfive
   (package
-    (name "parfive")
+    (name "python-parfive")
     (version "2.2.0")
     (source
      (origin