erts: Do not annotate nif API functions on windows #17914

Job	Run time
Build Erlang/OTP (64-bit)	6m 24s
Event File	2s
Build Erlang/OTP (iOS)	3m 24s
Build Erlang/OTP (Windows)	10m 36s
Build Erlang/OTP (Types and Flavors)	7m 57s
Build Erlang/OTP (macOS)	3m 39s
Build Erlang/OTP (32-bit)	9m 4s
Build Erlang/OTP (cross-compile)	14m 0s
Build and check documentation	5m 13s
Build Erlang/OTP (clang)	5m 49s
Run static analysis	6m 10s
Test Erlang/OTP (emulator)	48m 1s
Test Erlang/OTP (debug)	4m 35s
Release Erlang/OTP	0s
Test Erlang/OTP (system)	7m 29s
	2h 12m 23s

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