chore: Updated requirements.txt (#1017)

# What does this PR do?
[Provide a short summary of what this PR does and why. Link to relevant
issues if applicable.]

Updated requirements.txt

[//]: # (If resolving an issue, uncomment and update the line below)
[//]: # (Closes #[issue-number])

## Test Plan
[Describe the tests you ran to verify your changes with result
summaries. *Provide clear instructions so the plan can be easily
re-executed.*]

[//]: # (## Documentation)
[//]: # (- [ ] Added a Changelog entry if the change is significant)

---------

Co-authored-by: sarthakdeshpande <sarthak.deshpande@engati.com>

requirements.txt

@@ -4,6 +4,7 @@ annotated-types==0.7.0
 anyio==4.8.0
 blobfile==3.0.0
 certifi==2025.1.31
+chardet==5.2.0
 charset-normalizer==3.4.1
 click==8.1.8
 colorama==0.4.6 ; sys_platform == 'win32'
@@ -18,8 +19,8 @@ httpx==0.28.1
 huggingface-hub==0.28.1
 idna==3.10
 jinja2==3.1.5
-llama-models==0.1.1
-llama-stack-client==0.1.1
+llama-models==0.1.2
+llama-stack-client==0.1.2
 lxml==5.3.0
 markdown-it-py==3.0.0
 markupsafe==3.0.2
@@ -34,6 +35,7 @@ pycryptodomex==3.21.0
 pydantic==2.10.6
 pydantic-core==2.27.2
 pygments==2.19.1
+pypdf==5.2.0
 python-dateutil==2.9.0.post0
 python-dotenv==1.0.1
 pytz==2025.1