py-pyobjc-cocoa: update to 5.2

- update homepage

python/py-pyobjc-cocoa/Portfile

@@ -5,7 +5,7 @@ PortGroup           python 1.0
 
 name                py-pyobjc-cocoa
 python.rootname     pyobjc-framework-Cocoa
-version             5.1.2
+version             5.2
 revision            0
 categories-append   devel
 platforms           darwin
@@ -15,14 +15,13 @@ maintainers         nomaintainer
 description         cocoa wrappers for PyObjC
 long_description    This port provides the CoreFoundation, Foundation \
                     and AppKit wrappers for use with PyObjC.
-homepage            https://pythonhosted.org/pyobjc/
+homepage            https://pyobjc.readthedocs.io
 
 master_sites        pypi:p/${python.rootname}/
 distname            ${python.rootname}-${version}
-
-checksums           rmd160  28fd8ad8bb32fd01b618589a5cfb446aaa8c2875 \
-                    sha256  a13f451071b7bd00e773874ddf5de4618c121448312d3409dac93a0bcc71962e \
-                    size    3787306
+checksums           rmd160  149b539c8b517ee5d5fc6f19f79e4c2ff4981b6c \
+                    sha256  561785bbc4dd2f05cc836464733382ef6a69cb13338a7bc5f8297f5cd021d0bd \
+                    size    3787060
 
 python.versions     27 34 35 36 37