chore(deps): Updated to Theia `1.39.0` #3489

Job	Run time
run-determination	1s
build (windows-2019)	35m 29s
build (ubuntu-20.04)	21m 29s
build (macos-latest)	31m 18s
changelog	13s
Linux_X86-64_zip artifact	1m 39s
Linux_X86-64_app_image artifact	1m 53s
macOS_dmg artifact	1m 48s
macOS_zip artifact	1m 48s
Windows_X86-64_interactive_installer artifact	1m 31s
Windows_X86-64_MSI artifact	1m 54s
Windows_X86-64_zip artifact	1m 51s
release	0s
publish	0s
clean	2s
	1h 40m 56s

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