Update base tag for release-6.2 to swift-6.2-DEVELOPMENT-SNAPSHOT-2025-09-06-a#646

swiftwasm-bot merged 1 commit intomainswiftwasm/swiftwasm-build:mainfrom

update-base-tag/release-6.2-swift-6.2-DEVELOPMENT-SNAPSHOT-2025-09-06-aswiftwasm/swiftwasm-build:update-base-tag/release-6.2-swift-6.2-DEVELOPMENT-SNAPSHOT-2025-09-06-aCopy head branch name to clipboard