downloads: upgrade libressl to 3.1.1

Author: indygreg

pythonbuild/downloads.py

@@ -153,10 +153,10 @@
         "version": "0.1",
     },
     "libressl": {
-        "url": "https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.0.2.tar.gz",
-        "size": 3669468,
-        "sha256": "df7b172bf79b957dd27ef36dcaa1fb162562c0e8999e194aa8c1a3df2f15398e",
-        "version": "3.0.2",
+        "url": "https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.1.1.tar.gz",
+        "size": 3765769,
+        "sha256": "bdc6ce5ebb3a2eafc4c475f7eeaa5f0a8e60d9bead01efb76e2e254242b6db00",
+        "version": "3.1.1",
         "library_names": ["crypto", "ssl"],
         "licenses": ["OpenSSL"],
         "license_file": "LICENSE.libressl.txt",