Remove old flatpak manifest

flatpak/org.eu.encom.spectral.yaml

@@ -1,58 +0,0 @@
-id: org.eu.encom.spectral
-runtime: org.kde.Platform
-runtime-version: "5.12"
-sdk: org.kde.Sdk
-command: spectral
-finish-args:
-- --share=ipc
-- --share=network
-- --socket=x11
-- --socket=wayland
-- --device=dri
-- --filesystem=xdg-download
-- --talk-name=org.freedesktop.Notifications
-modules:
-- name: olm
-  buildsystem: cmake-ninja
-  sources:
-  - type: git
-    url: https://gitlab.matrix.org/matrix-org/olm.git
-    tag: 3.1.4
-    commit: 6753595300767dd70150831dbbe6f92d64e75038
-    disable-shallow-clone: true
-  config-opts:
-  - -DCMAKE_BUILD_TYPE=Release
-- name: cmark
-  buildsystem: cmake-ninja
-  sources:
-  - sha256: 2558ace3cbeff85610de3bda32858f722b359acdadf0c4691851865bb84924a6
-    type: archive
-    url: https://github.com/commonmark/cmark/archive/0.29.0.tar.gz
-  builddir: true
-  config-opts:
-  - -DCMAKE_BUILD_TYPE=Release
-  - -DCMARK_TESTS=OFF
-- name: libsecret
-  sources:
-  - sha256: 303c6e8cf3e12534e885b0682cd6130716c6834397b76d3829321b6d83b2389c
-    type: archive
-    url: https://gitlab.gnome.org/GNOME/libsecret/-/archive/0.19.1/libsecret-0.19.1.tar.gz
-  config-opts:
-  - --disable-static
-  - --disable-gtk-doc
-  - --disable-manpages
-- name: qtkeychain
-  buildsystem: cmake
-  sources:
-  - sha256: 5f916cd97843de550467db32d2e10f218b904af5b21cfdfcc7c6425d7dfc3ec2
-    type: archive
-    url: https://github.com/frankosterfeld/qtkeychain/archive/v0.10.0.tar.gz
-  config-opts:
-  - -DCMAKE_INSTALL_LIBDIR=/app/lib
-  - -DLIB_INSTALL_DIR=/app/lib
-  - -DBUILD_TRANSLATIONS=NO
-- name: spectral
-  buildsystem: cmake-ninja
-  sources:
-  - type: dir
-    path: ../