3.16.x back to master (#1080)

* Update nagstamon.appdata.xml

Release 3.16.2

(cherry picked from commit 78653d5)

* Fix incorrect definition of “quote” for host link (#1074)

* fix: resolve double URL encoding issue on macOS

* fix: resolve double URL encoding issue on macOS

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Co-authored-by: Andrii Ivanov <[email protected]>
Co-authored-by: Henri Wahl <[email protected]>
(cherry picked from commit 5a37b6c)

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Co-authored-by: Dregaringo <[email protected]>