Update cheatsheets

tldr/uv-add

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# uv add
+
+> Add package dependencies to the `pyproject.toml` file.
+> Packages are specified according to <https://peps.python.org/pep-0508/>.
+> More information: <https://docs.astral.sh/uv/reference/cli/#uv-add>.
+
+- Add the latest version of a package:
+
+`uv add {{package}}`
+
+- Add multiple packages:
+
+`uv add {{package1 package2 ...}}`
+
+- Add a package with a version requirement:
+
+`uv add {{package>=1.2.3}}`
+
+- Add packages to an optional dependency group, which will be included when published:
+
+`uv add --optional {{optional}} {{package1 package2 ...}}`
+
+- Add packages to a local group, which will not be included when published:
+
+`uv add --group {{group}} {{package1 package2 ...}}`
+
+- Add packages to the dev group, shorthand for `--group dev`:
+
+`uv add --dev {{package1 package2 ...}}`
+
+- Add package as editable:
+
+`uv add --editable {{path/to/package/}}`
+
+- Enable an extra when installing package, may be provided multiple times:
+
+`uv add {{package}} --extra {{extra_feature}}`