package/python-urllib3: security bump to version 1.26.18

Fixes CVE-2023-43804 and CVE-2023-45803

https://github.com/urllib3/urllib3/security/advisories/GHSA-v845-jxx5-vc9f
https://github.com/urllib3/urllib3/security/advisories/GHSA-g4mx-q9vg-27p4

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/python-urllib3/python-urllib3.hash

@@ -1,5 +1,5 @@
 # md5, sha256 from https://pypi.org/pypi/urllib3/json
-md5  38f7d1589aa9720101316d07fcbd05c8  urllib3-1.26.13.tar.gz
-sha256  c083dd0dce68dbfbe1129d5271cb90f9447dea7d52097c6e0126120c521ddea8  urllib3-1.26.13.tar.gz
+md5  f986d8e9616d2a43389f678d5dad9893  urllib3-1.26.18.tar.gz
+sha256  f8ecc1bba5667413457c529ab955bf8c67b45db799d159066261719e328580a0  urllib3-1.26.18.tar.gz
 # Locally computed sha256 checksums
 sha256  c37bf186e27cf9dbe9619e55edfe3cea7b30091ceb3da63c7dacbe0e6d77907b  LICENSE.txt

package/python-urllib3/python-urllib3.mk

@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-PYTHON_URLLIB3_VERSION = 1.26.13
+PYTHON_URLLIB3_VERSION = 1.26.18
 PYTHON_URLLIB3_SOURCE = urllib3-$(PYTHON_URLLIB3_VERSION).tar.gz
-PYTHON_URLLIB3_SITE = https://files.pythonhosted.org/packages/c2/51/32da03cf19d17d46cce5c731967bf58de9bd71db3a379932f53b094deda4
+PYTHON_URLLIB3_SITE = https://files.pythonhosted.org/packages/0c/39/64487bf07df2ed854cc06078c27c0d0abc59bd27b32232876e403c333a08
 PYTHON_URLLIB3_LICENSE = MIT
 PYTHON_URLLIB3_LICENSE_FILES = LICENSE.txt
 PYTHON_URLLIB3_CPE_ID_VENDOR = python