Move early_data meta data to its own map #497

Job	Run time
Event File	2s
Build Erlang/OTP (64-bit)	8m 36s
Build Erlang/OTP (Types and Flavors)	9m 1s
Build Erlang/OTP (32-bit)	8m 31s
Build Erlang/OTP (iOS)	7m 19s
Build Erlang/OTP (cross-compile)	13m 23s
Build Erlang/OTP (macOS)	10m 19s
Build Erlang/OTP (clang)	5m 46s
Build Erlang/OTP (Windows)	11m 38s
Build and check documentation	5m 12s
Run static analysis	6m 32s
Test Erlang/OTP (emulator)	45m 21s
Test Erlang/OTP (debug)	4m 52s
Test Erlang/OTP (common_test)	1h 24m 7s
Test Erlang/OTP (compiler)	9m 27s
Test Erlang/OTP (dialyzer)	15m 3s
Test Erlang/OTP (edoc)	3m 10s
Test Erlang/OTP (inets)	9m 21s
Test Erlang/OTP (kernel)	1h 1m 4s
Test Erlang/OTP (ssh)	17m 2s
Test Erlang/OTP (ssl)	48m 11s
Test Erlang/OTP (stdlib)	33m 38s
Test Erlang/OTP (syntax_tools)	3m 21s
Release Erlang/OTP	0s
Test Erlang/OTP (system)	10m 45s
	7h 11m 41s

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