Merge PR #411 (Bump pypdf from 6.6.2 to 6.7.1)

This merge brings PR #411 (Bump pypdf from 6.6.2 to 6.7.1,
by @dependabot) into the GCPy development stream.

PR #411 updates the version of pypdf to 6.7.1, in order
to fix a security issue identified by @dependabot.

Signed-off-by: Bob Yantosca <yantosca@seas.harvard.edu>

Author: yantosca

CHANGELOG.md

@@ -4,7 +4,10 @@ All notable changes to GCPy will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-[Unreleased] - TBD
+## [Unreleased] - TBD
+### Changed
+- Bumped `pypdf` to version 6.7.1 in `setup.py` and environment files
+
 ### Fixed
 - Allow using a template at different grid resolutions in `gcpy/regrid_restart_file.py`
 

docs/environment_files/gcpy_environment_py312.yml

@@ -30,7 +30,7 @@ dependencies:
   - pylint         ==3.2.2      # Python linter
   - pyproj         ==3.6.1      # Python map projections library
   - python         ==3.12.0     # Python language
-  - pypdf          ==6.6.2      # PDF utilities (bookmarks, etc.)
+  - pypdf          ==6.7.1      # PDF utilities (bookmarks, etc.)
   - requests       ==2.32.4     # HTTP library
   - scipy          ==1.13.1     # Scientific python package
   - sparselt       ==0.1.3      # Regridding earth system model data

docs/environment_files/gcpy_environment_py313.yml

@@ -30,7 +30,7 @@ dependencies:
   - pylint         ==3.3.4      # Python linter
   - pyproj         ==3.7.1      # Python map projections library
   - python         ==3.13       # Python language
-  - pypdf          ==6.6.2      # PDF utilities (bookmarks, etc.)
+  - pypdf          ==6.7.1      # PDF utilities (bookmarks, etc.)
   - requests       ==2.32.4     # HTTP library
   - scipy          ==1.15.2     # Scientific python package
   - sparselt       ==0.1.3      # Regridding earth system model data

setup.py

@@ -109,7 +109,7 @@ def _write_version_file():
         "pylint==3.3.4",
         "pyproj==3.7.1",
         "python==3.13",
-        "pypdf==6.6.2",
+        "pypdf==6.7.1",
         "requests==2.32.4",
         "scipy==1.15.2",
         "sparselt==0.1.3",