reorganize icons and glyphs and fix NBGL on Nano glyphs management #313

Job	Run time
Build application using the reusable workflow / Retrieve application metadata / Retrieve application metadata	10s
Build application using the reusable workflow / Build application for all selected devices (nanosp)	1m 57s
Build application using the reusable workflow / Build application for all selected devices (nanox)	1m 54s
Build application using the reusable workflow / Build application for all selected devices (flex)	2m 4s
Build application using the reusable workflow / Build application for all selected devices (stax)	1m 56s
Build application using the reusable workflow / Merge build artifacts	6s
Run ragger tests using the reusable workflow / Retrieve test metadata / Retrieve tests metadata	13s
Run ragger tests using the reusable workflow / Retrieve application metadata / Retrieve application metadata	11s
Run ragger tests using the reusable workflow / Functional tests with Ragger (nanosp)	1m 14s
Run ragger tests using the reusable workflow / Functional tests with Ragger (flex)	1m 41s
Run ragger tests using the reusable workflow / Functional tests with Ragger (nanox)	1m 2s
Run ragger tests using the reusable workflow / Functional tests with Ragger (stax)	1m 12s
Run ragger tests using the reusable workflow / Merge snapshots artifacts	2s
Run ragger tests using the reusable workflow / Open a PR with the new snapshots	0s
	13m 42s

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