[6.0][SwiftPMBuildSystem] Adjust `BuildParameters` use to indicate a desti…

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…nation

• Explanation:

  We are cherry-picking cross-compilation changes for SwiftPM to 6.0 branch which requires few API tweaks in sourcekit-lsp.

• Scope: BuildPlan API changes.

• Main Branch PR: https://github.com/apple/sourcekit-lsp/pull/1361

• Risk: Very Low

• Reviewed By: @ahoppen

(cherry picked from commit 12b848ed58ad1aa1a49234a329213d2d34173a4c)

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https://github.com/apple/swift-package-manager/pull/7640 @swift-ci please test

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https://github.com/apple/swift-package-manager/pull/7640 @swift-ci please test

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https://github.com/apple/swift-package-manager/pull/7640 @swift-ci please test Windows platform

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https://github.com/apple/swift-package-manager/pull/7640 @swift-ci please test

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https://github.com/apple/swift-package-manager/pull/7640 @swift-ci please test Windows platform

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https://github.com/apple/swift-package-manager/pull/7640 @swift-ci please test

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https://github.com/apple/swift-package-manager/pull/7640 @swift-ci please test Windows platform

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https://github.com/apple/swift-package-manager/pull/7640 @swift-ci please test Windows platform