optimization: avoid duplicate empty string array creations for every … #207

Job	Run time
vscode-concourse / Build VSCode Extension 'vscode-concourse' Snapshot	2m 47s
vscode-concourse / Build VSCode Extension 'vscode-concourse' Snapshot	2m 33s
vscode-bosh / Build VSCode Extension 'vscode-bosh' Snapshot	2m 26s
vscode-bosh / Build VSCode Extension 'vscode-bosh' Snapshot	2m 32s
eclipse-ls-extensions / eclipse-language-servers-build	35m 31s
eclipse-ls-extensions / eclipse-language-servers-build	29m 15s
vscode-manifest-yaml / Build VSCode Extension 'vscode-manifest-yaml' Snapshot	2m 30s
vscode-manifest-yaml / Build VSCode Extension 'vscode-manifest-yaml' Snapshot	2m 58s
vscode-spring-boot / Build VSCode Extension 'vscode-spring-boot' Snapshot	32m 2s
vscode-spring-boot / Build VSCode Extension 'vscode-spring-boot' Snapshot	25m 56s
eclipse-ls-extensions / notify-failure / notify-failure	2s
eclipse-ls-extensions / notify-failure / notify-failure	2s
e434-distro	0s
e434-distro	0s
e432-distro	0s
e432-distro	0s
e433-distro	0s
e433-distro	0s
	2h 18m 34s

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