Description

Bumps the version of Go used to 1.26.

We're not likely impacted by CVE-2025-68121, but it will probably show up in security scans for folks so it doesn't hurt to get on the latest version of Go.

TODOs

Read the Gruntwork contribution guidelines.

• Update the docs.
• Run the relevant tests successfully, including pre-commit checks.
• Ensure any 3rd party code adheres with our license policy or delete this line if its not applicable.
• Include release notes. If this PR is backward incompatible, include a migration guide.
• Make a plan for release of the functionality in this PR. If it delivers value to an end user, you are responsible for ensuring it is released promptly, and correctly. If you are not a maintainer, you are responsible for finding a maintainer to do this for you.

Release Notes (draft)

Added / Removed / Updated [X].

Migration Guide