Bump version to 6.1.1

Author: medley56

.devcontainer/devcontainer.json

@@ -30,6 +30,7 @@
         "python.testing.pytestEnabled": true,
         "python.testing.unittestEnabled": false,
         "python.testing.pytestArgs": ["-s", "."],
+        "debugpy.debugJustMyCode": false,
         "files.associations": {
           "*.xtce": "xml"
         },

CITATION.cff

@@ -1,7 +1,7 @@
 cff-version: 1.2.0
 title: 'space_packet_parser'
 type: software
-version: '6.1.0'
+version: '6.1.1'
 description: A CCSDS telemetry packet decoding library based on the XTCE packet format description standard.
 license: BSD-3-Clause
 abstract: The Space Packet Parser Python library is a generalized, configurable packet decoding library for CCSDS telemetry