Merge pull request 'bump-pico' (#1) from bump-pico into main

Reviewed-on: #1

README.md

@@ -35,11 +35,11 @@ A [Docker's buildx](https://docs.docker.com/reference/cli/docker/buildx/)-based
 
 _munta_ bundles the following programs:
 
-- [_Pico CSS_ `v1.5.10`][picocss-release], a minimal CSS framework for semantic HTML. It is published under the MIT license, reproduced below.
+- [_Pico CSS_ `v2.0.6`][picocss-release], a minimal CSS framework for semantic HTML. It is published under the MIT license, reproduced below.
 
 >MIT License
 >
-> Copyright (c) 2019-2023 Pico
+>Copyright (c) 2019-2024 Pico
 >
 >Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 >