Bump pip from 26.0.1 -> 26.1 (#1109)

Author: mmangkad

pythonbuild/downloads.py

@@ -279,10 +279,10 @@
         "version": "0.13.1",
     },
     "pip": {
-        "url": "https://files.pythonhosted.org/packages/de/f0/c81e05b613866b76d2d1066490adf1a3dbc4ee9d9c839961c3fc8a6997af/pip-26.0.1-py3-none-any.whl",
-        "size": 1787723,
-        "sha256": "bdb1b08f4274833d62c1aa29e20907365a2ceb950410df15fc9521bad440122b",
-        "version": "26.0.1",
+        "url": "https://files.pythonhosted.org/packages/70/7a/be4bd8bcbb24ea475856dd68159d78b03b2bb53dae369f69c9606b8888f5/pip-26.1-py3-none-any.whl",
+        "size": 1812804,
+        "sha256": "4e8486d821d814b77319acb7b9e8bf5a4ee7590a643e7cb21029f209be8573c1",
+        "version": "26.1",
     },
     "readline": {
         # Mirrored from https://ftp.gnu.org/gnu/readline/readline-8.2.tar.gz