Version packages and update changelogs (#240)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

.changeset/gabby-gray-antelope.md

@@ -1,5 +1,12 @@
 # Stagehand Python Changelog
 
+## 0.5.7
+
+### Patch Changes
+
+[#234](https://github.com/browserbase/stagehand-python/pull/234) [`f978db2`](https://github.com/browserbase/stagehand-python/commit/f978db2) Thanks @shrey150! - bump litellm to 1.80.0
+[#234](https://github.com/browserbase/stagehand-python/pull/234) [`f978db2`](https://github.com/browserbase/stagehand-python/commit/f978db2) Thanks @shrey150! - Allow running browser in headless mode
+
 ## 0.5.6
 
 ### Patch Changes

.changeset/magnetic-hedgehog-of-sunshine.md

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "stagehand"
-version = "0.5.6"
+version = "0.5.7"
 description = "Python SDK for Stagehand"
 readme = "README.md"
 classifiers = [ "Programming Language :: Python :: 3", "License :: OSI Approved :: MIT License", "Operating System :: OS Independent",]