deps: update mbta_metro to minor version 1 #5546

Job	Run time
Build application and assets	5m 53s
file_changes	5s
Build Docker image	6m 57s
Formatting / JavaScript & TypeScript	26s
Linting / TypeScript	36s
Linting / Elixir	3m 36s
Formatting / Elixir	3m 11s
Unit tests / JavaScript / Mocha	37s
Unit tests / JavaScript & TypeScript / Jest	2m 1s
Linting / JavaScript	32s
Linting / CSS	23s
Type checks / Elixir	3m 55s
Type checks / TypeScript	30s
Unit tests / Elixir / mix coveralls.html	50s
	29m 32s

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