chore(deps): update helm release nextcloud to v3

This MR contains the following updates:

Package	Update	Change
nextcloud (source)	major	2.14.6 -> 3.0.3

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Release Notes

nextcloud/helm

v3.0.3

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A file sharing server that puts the control and security of your own data back into your hands.

v3.0.2

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A file sharing server that puts the control and security of your own data back into your hands.

v3.0.1

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A file sharing server that puts the control and security of your own data back into your hands.

v3.0.0

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A file sharing server that puts the control and security of your own data back into your hands.

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Configuration

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