remove useless method #2814

Job	Run time
quickstart	8m 28s
pod-lib-lint (macos-13, Xcode_15.2, ios)	6m 31s
catalyst	2m 33s
pod-lib-lint (macos-14, Xcode_15.4, ios)	6m 2s
quickstart-ftl-cron-only	0s
pod-lib-lint (macos-15, Xcode_16.2, ios)	3m 48s
spm-package-resolved	1m 36s
pod-lib-lint (macos-15, Xcode_16.2, tvos)	2m 53s
pod-lib-lint (macos-15, Xcode_16.2, macos)	4m 16s
pod-lib-lint (macos-15, Xcode_16.2, watchos)	1m 59s
spm (macos-13, Xcode_15.2, iOS)	5m 56s
spm (macos-14, Xcode_15.4, iOS)	4m 3s
spm (macos-15, Xcode_16.2, iOS)	2m 28s
spm (macos-15, Xcode_16.2, tvOS)	2m 36s
spm (macos-15, Xcode_16.2, macOS)	1m 35s
spm (macos-15, Xcode_16.2, watchOS)	5m 57s
spm (macos-15, Xcode_16.2, catalyst)	1m 44s
spm (macos-15, Xcode_16.2, visionOS)	12m 47s
abtesting-cron-only	0s
	1h 15m 12s

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