python3-requests: cleanup RDEPENDS

Drop the following dependencies from RDEPENDS:
- python3-ndg-httpsclient
- python3-pyasn1
- python3-pyopenssl

Add a missing dependency into RDEPENDS:
- python3-certifi

Additional fix HOMEPAGE, the old link doesn't work

(From OE-Core rev: 44183892cdfeb8d0231b90bd6990dabe77da7473)

Signed-off-by: Guðni Már Gilbert <gudni.m.g@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/python/python3-requests_2.32.1.bb

@@ -1,5 +1,5 @@
 SUMMARY = "Python HTTP for Humans."
-HOMEPAGE = "http://python-requests.org"
+HOMEPAGE = "https://requests.readthedocs.io"
 LICENSE = "Apache-2.0"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=34400b68072d710fecd0a2940a0d1658"
 
@@ -8,12 +8,10 @@ SRC_URI[sha256sum] = "eb97e87e64c79e64e5b8ac75cee9dd1f97f49e289b083ee6be96268930
 inherit pypi python_setuptools_build_meta
 
 RDEPENDS:${PN} += " \
+    python3-certifi \
     python3-email \
     python3-json \
-    python3-ndg-httpsclient \
     python3-netserver \
-    python3-pyasn1 \
-    python3-pyopenssl \
     python3-pysocks \
     python3-urllib3 \
     python3-chardet \