Update dependency pipx:tox to v4.66.0

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
GitOrigin-RevId: 6c5adf5a435d2ae5c9361fc8350c77ed9a3be00f

Author: renovate[bot]

mise.toml

@@ -3,4 +3,4 @@ java = "21.0"
 maven = "3.9"
 python = "3.14.3"
 uv = "latest" # required for pipx backend
-"pipx:tox" = { version = "4.65.0", uvx = "true" }
+"pipx:tox" = { version = "4.66.0", uvx = "true" }