Bump langchain in /content/blog/2024-scientific-publishing (#27)

Bumps [langchain](https://github.com/langchain-ai/langchain) from 0.1.0 to 0.3.0.
- [Release notes](https://github.com/langchain-ai/langchain/releases)
- [Commits](langchain-ai/langchain@langchain-box==0.1.0...langchain==0.3.0)

---
updated-dependencies:
- dependency-name: langchain
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

content/blog/2024-scientific-publishing/requirements.txt

@@ -118,7 +118,7 @@ jupyterlab_server==2.27.1
 jupyterlab_widgets==3.0.10
 kiwisolver==1.4.5
 korean-lunar-calendar==0.3.1
-langchain==0.1.0
+langchain==0.3.0
 langsmith==0.0.10
 linearmodels==4.31
 llama-index==0.10.13