chore: update dependencies and devDependencies

@babel/core                   ^7.26.0  →   ^7.26.7
@babel/preset-env             ^7.26.0  →   ^7.26.7
@docsearch/js                  ^3.8.2  →    ^3.8.3
@eslint/markdown               ^6.2.1  →    ^6.2.2
@rollup/plugin-node-resolve   ^15.3.1  →   ^16.0.0
eslint                        ^9.17.0  →   ^9.19.0
hugo-bin                     ^0.137.1  →  ^0.139.0
postcss                       ^8.4.49  →    ^8.5.1
rollup                        ^4.29.1  →   ^4.32.1
sass-embedded                 ^1.83.1  →   ^1.83.4
stylelint                    ^16.12.0  →  ^16.14.1

Author: mrholek