Update to v6.2.6 open-source release

[simonkrol]

Updates Github to v6.2.6 open source release

Added

• StackId tag to CloudFrontLoggingBucket and its bucket name as a CfnOutput #529
• Test case to verify UTF-8 support in object key #320
• Test cases to verify crop functionality #459
• VERSION.txt and build script change to auto-update local package versions
• S3:bucket-name tag for defining which source bucket to use in thumbor style requests #521
• Ability to override whether an image should be animated #456
• Support for 8-bit depth AVIF image type inference #360

Changed

• Decreased permissions allotted to CustomResource Lambda and ImageHandler Lambda
• cdk update to 2.124.0
• aws-solutions-constructs update to 2.51.0
• SourceBucketsParameter to require explicit bucket names
• Demo-ui dependency update
• Demo-ui to be a package and manage script/stylesheet dependencies through NPM
• Modified JPEG SOI marker parsing to only check first 2 bytes [The first 3 bytes determine whether the file is a .jpeg file #429]

Security

• Upgraded follow-redirects to v1.15.6 for vulnerability CVE-2024-28849
• Upgraded braces to v3.0.3 for vulnerability CVE-2024-4068

Removed

• Unused CopyS3Assets custom resource

Fixed

• Some error messages indicating incorrect file types
• Solution version and id not being passed to Backend Lambda
• Thumbor-style URL matching being overly permissive

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[gsingh04]

lgtm