Move early_data meta data to its own map #493

Job	Run time
Build Erlang/OTP (64-bit)	9m 23s
Event File	3s
Build Erlang/OTP (iOS)	7m 7s
Build Erlang/OTP (Windows)	12m 23s
Build Erlang/OTP (macOS)	6m 58s
Build Erlang/OTP (32-bit)	8m 25s
Build Erlang/OTP (Types and Flavors)	8m 33s
Build Erlang/OTP (cross-compile)	14m 4s
Build and check documentation	5m 11s
Build Erlang/OTP (clang)	5m 34s
Run static analysis	6m 32s
Test Erlang/OTP (emulator)	45m 39s
Test Erlang/OTP (debug)	4m 42s
Test Erlang/OTP (common_test)	1h 24m 22s
Test Erlang/OTP (compiler)	9m 43s
Test Erlang/OTP (dialyzer)	14m 55s
Test Erlang/OTP (edoc)	3m 25s
Test Erlang/OTP (inets)	8m 57s
Test Erlang/OTP (kernel)	1h 0m 58s
Test Erlang/OTP (ssh)	16m 58s
Test Erlang/OTP (ssl)	48m 18s
Test Erlang/OTP (stdlib)	34m 33s
Test Erlang/OTP (syntax_tools)	3m 14s
Release Erlang/OTP	0s
Test Erlang/OTP (system)	10m 4s
	7h 10m 1s

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