Propose fix typo and ignore emacs backup files (#2432)

Author: clsty

.gitignore

@@ -6,3 +6,5 @@ __pycache__/
 dots/.config/quickshell/ii/.qmlls.ini
 .update-lock
 /os-release
+#emacs backup
+*~

sdata/uv/README.md

@@ -13,7 +13,7 @@ This is important because there has been so many complaints about the failure in
 - For reference see [uv doc](https://docs.astral.sh/uv/pip/dependencies/#using-requirementsin).
 - `requirements.txt` is included in Git. It's for locking package versions to enhance stability and reproducibility.[^1]
 
-[^1]: In fact, including package version lock file in Git is also the most common way for similar situations, for example the `package-lock.json` of Node.js projects (see also [this stackoverflow question](https://stackoverflow.com/questions/48524417/should-the-package-lock-json-file-be-added-to-gitignore)). Although there are some situations when it's not suitable to include the lock file, for example [the poetry document](https://python-poetry.org/docs/basic-usage/#committing-your-poetrylock-file-to-version-control) recommend application developers to include package version lock file in Git, but library developers should consider more, such as not inluding the lock file or including it but refreshing regularly.
+[^1]: In fact, including package version lock file in Git is also the most common way for similar situations, for example the `package-lock.json` of Node.js projects (see also [this stackoverflow question](https://stackoverflow.com/questions/48524417/should-the-package-lock-json-file-be-added-to-gitignore)). Although there are some situations when it's not suitable to include the lock file, for example [the poetry document](https://python-poetry.org/docs/basic-usage/#committing-your-poetrylock-file-to-version-control) recommend application developers to include package version lock file in Git, but library developers should consider more, such as not including the lock file or including it but refreshing regularly.
 
 ## How will the python packages get installed?