chore(lint): fix @typescript-eslint/no-unnecessary-type-assertion #1536

Job	Run time
auth_token_check / auth_token_check	3s
diff_check / diff_check	8s
metrics (new, ios)	10m 14s
metrics (legacy, ios)	10m 19s
metrics (legacy, android)	10m 13s
Build RN 0.65.3 legacy jsc android production no	7m 3s
Build RN 0.65.3 legacy jsc ios production no	10m 0s
metrics (new, android)	10m 15s
Build RN 0.65.3 legacy hermes ios production no	10m 19s
Build RN 0.65.3 legacy hermes android production no	8m 16s
Build RN 0.81.0 legacy hermes ios production dynamic	10m 25s
Build RN 0.81.0 legacy hermes ios production no	10m 23s
Build RN 0.81.0 new hermes android production no	10m 14s
Build RN 0.81.0 new hermes ios production static	10m 24s
Build RN 0.81.0 new hermes ios production no	10m 27s
Build RN 0.81.0 legacy hermes android production no	10m 13s
Build RN 0.81.0 legacy hermes ios production static	10m 21s
Test RN ${{ matrix.rn-version }} ${{ matrix.rn-architecture }} ${{ matrix.engine }} ${{ matrix.platform }} ${{ matrix.build-type }} ${{ matrix.ios-use-frameworks }}	1s
	2h 29m 18s

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