Normalize package names for Go and Python in License DB

Go and Python packages are not normalised. All package names should be written with lower case letters.

Relates to

• [Feature flag] Rollout of `compressed_package_m... (#409793 - closed)
• #409793 (comment 1463711514)
• #415236 (comment 1429519156)

Implementation plan

• Normalise package names in license-interfacer for Pypi --> All names should be lower case and underscores should become hyphens
• Normalise package names in license-interfacer for Go --> All names should be lower case
• Make sure there is a unit test for these cases
• Update Deployment project with the new released version