Prepare release 1.5.0 #107

Job	Run time
Start EC2 runner	1m 40s
Install deps and run checks	6m 18s
Run tests / matrix-preparation	3s
Run tests / build-macos	0s
Run tests / Start EC2 runner	3m 41s
Run tests / build-linux (linux, fawj8, 3.8)	42m 53s
Run tests / build-linux (linux, bx8e9, 3.9)	42m 44s
Run tests / build-linux (linux, o0dmj, 3.10)	42m 16s
Run tests / Linux build status	7s
Run tests / Stop EC2 runner	8s
Run tests / Send Slack notification	8s
Push new tag and branch	28s
Release package and artifacts	18m 45s
Stop EC2 runner	4s
Send Slack notification	12s
	2h 39m 27s

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