Add tpu-client-next to `SendTransactionService` #6454

Job	Run time
android (ubuntu-20.04, x86_64-linux-android)	2m 45s
android (ubuntu-20.04, aarch64-linux-android)	2m 59s
ios (macos-13, aarch64-apple-ios)	4m 3s
android (ubuntu-20.04, i686-linux-android)	2m 45s
android (ubuntu-20.04, armv7-linux-androideabi)	3m 10s
ios (macos-13, x86_64-apple-ios)	3m 27s
ios (macos-13, aarch64-apple-darwin)	4m 44s
ios (macos-13, x86_64-apple-darwin)	3m 16s
error_reporting	0s
	27m 9s

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