fixes #24167; `{.push deprecated.}` for templates #27292

Job	Run time
ubuntu-20.04 (batch: allowed_failures)	2m 25s
ubuntu-20.04 (batch: 0_3)	2m 25s
ubuntu-20.04 (batch: 1_3)	2m 25s
ubuntu-20.04 (batch: 2_3)	2m 24s
macos-12 (batch: allowed_failures)	2m 23s
macos-12 (batch: 0_3)	2m 25s
macos-12 (batch: 1_3)	2m 25s
macos-12 (batch: 2_3)	1s
	16m 53s

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