devel/py-pip: Clean up Makefile after 6c401020d1 (python36 removal)

devel/py-pip/Makefile

@@ -60,13 +60,6 @@ DOCS_PORTDOCS=		*
 DOCS_VARS=		PYDISTUTILS_BUILD_TARGET=build_sphinx \
 			PYDISTUTILS_BUILDARGS="-n --all-files --fresh-env"
 
-.include <bsd.port.pre.mk>
-
-.if ${PYTHON_REL} < 30700 && ${PORT_OPTIONS:MDOCS}
-BUILD_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}future-annotations>=0:devel/py-future-annotations@${PY_FLAVOR}
-EXTRA_PATCHES+=	${FILESDIR}/extra-patch-python36
-.endif
-
 post-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	(cd ${WRKSRC}/build/sphinx/html && \
@@ -80,4 +73,4 @@ do-test:
 	${LN} -sf ${LOCALBASE}/bin/pip ${LOCALBASE}/bin/pip3
 	cd ${WRKSRC} && ${PYTHON_CMD} -m pytest -v -rs
 
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>

devel/py-pip/files/extra-patch-python36

@@ -1,11 +0,0 @@
---- docs/docs_feedback_sphinxext.py.orig	2021-01-23 11:51:53 UTC
-+++ docs/docs_feedback_sphinxext.py
-@@ -1,6 +1,7 @@
-+# -*- coding: future_annotations -*-
- """A sphinx extension for collecting per doc feedback."""
- 
--from __future__ import annotations
-+import future_annotations
- 
- from itertools import chain
- from typing import TYPE_CHECKING