Bump pytz and xarray to 2026.x in template requirements

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: JiwaniZakir

template/requirements.txt

@@ -28,7 +28,7 @@ plotly==6.0.1
 kaleido==1.0.0
 pytest==8.3.5
 python-docx==1.1.2
-pytz==2025.2
+pytz==2026.1.post1
 requests==2.33.0
 scikit-image==0.25.2
 scikit-learn==1.6.1
@@ -39,6 +39,6 @@ spacy==3.8.11
 textblob==0.19.0
 tornado==6.5.5
 urllib3==2.6.3
-xarray==2025.4.0
+xarray==2026.1.0
 xlrd==2.0.2
 sympy==1.14.0