DKAN v2.19.7 Release

[janette]

What's Changed

• Fixes misalignment of import dashboard by @paul-m in Fixes misalignment of import dashboard #4270
• Fixes some HarvestCommand logging by @paul-m in Fixes some HarvestCommand logging #4269
• Make QueryDownLoadController constant available to extended classes. by @swirtSJW in Make QueryDownLoadController constant available to extended classes. #4277
• Use same sanitization when comparing properties by @janette in Use same sanitization when comparing properties #4233
• DKAN-4278 Remove upload_or_link length validation by @swirtSJW in DKAN-4278 Remove upload_or_link length validation #4279