UpdraftPlus Premium 2.24.11.26

FIX: Fix a regression in the 1.22.9 adjustment to the internal S3 library's evaluation of when to use a Host: header
FIX: Fix a long-standing issue whereby if S3-related credentials were being tested via the front-end UI, and multiple back-end instances were present, then the wrong settings could be used in making decisions on Host: headers

FIX: Do not attempt to use S3 DNS-style bucket naming in alternative library if SSL validation will fail due to AWS certificate wildcard policies or other bucket naming-related reasons
TWEAK: Add version number to alternative S3 library requests

FIX: Internal S3 library was missing a method for using session tokens together with Vault
FIX: Various UI issues with the S3 IAM Wizard
TWEAK: Use AWS SDK/Guzzle for S3 operations if Curl is not available
TWEAK: Prevent coding deprecation notice during S3 upload on PHP 8.1