build(deps): bump langchain-core from 0.3.21 to 0.3.22

Bumps [langchain-core](https://github.com/langchain-ai/langchain) from 0.3.21 to 0.3.22.
- [Release notes](https://github.com/langchain-ai/langchain/releases)
- [Commits](langchain-ai/langchain@langchain-core==0.3.21...langchain-core==0.3.22)

---
updated-dependencies:
- dependency-name: langchain-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -1,6 +1,6 @@
 cx_Freeze==7.2.6
 defusedxml==0.7.1
-langchain_core==0.3.21
+langchain_core==0.3.22
 langchain_openai==0.2.9
 numpy==1.26.4
 pandas==2.2.3

setup.py

@@ -8,7 +8,7 @@
     packages=find_packages(),
     install_requires=[
         "defusedxml==0.7.1",
-            "langchain_core==0.3.21",
+            "langchain_core==0.3.22",
             "langchain_openai==0.2.9",
             "numpy==1.26.4",
             "pandas==2.2.3",