strongbox: remove disabled abandoned app

metadata/poly.darkdepths.strongbox.yml

@@ -1,32 +0,0 @@
-Categories:
-  - Multimedia
-License: GPL-2.0-or-later
-SourceCode: https://github.com/0xPoly/Strongbox
-IssueTracker: https://github.com/0xPoly/Strongbox/issues
-
-AutoName: Strongbox
-Summary: Encrypted video recording
-Description: |-
-    Strongbox offers encrypted video recording:
-
-    * On-the-fly encryption: Footage is encrypted as it is taken. Only encrypted data is written to disk, leaving no traces of recorded videos.
-    * Industry standard security: Strongbox uses industry standard AES-256 encryption in GCM mode to provide both confidentiality and integrity.
-    * Practical security: Lock feature allows you to instantly close down app to prevent access to recorded videos
-    * Export safety: Strongbox allows streaming videos directly to your computer to avoid storing unencrypted footage on your memory cards.
-
-RepoType: git
-Repo: https://github.com/0xPoly/Strongbox.git
-
-Builds:
-  - versionName: 1.0.1
-    versionCode: 2
-    disable: jars
-    commit: fb2fd08f0165f43d23b831a000aac2547a91dbab
-    subdir: app
-    gradle:
-      - yes
-
-AutoUpdateMode: None
-UpdateCheckMode: RepoManifest
-CurrentVersion: 1.0.1
-CurrentVersionCode: 2