snapcraft: drop os-prober from the server snap

snapcraft.yaml

@@ -58,11 +58,6 @@ apps:
       SUBIQUITY_ROOT: $SNAP
       PYTHON_ORIG: $PYTHON
       PYTHON: $SNAP/usr/bin/python3.10
-  os-prober:
-    command: usr/bin/os-prober
-    environment:
-      OS_PROBER_SHARE: $SNAP/usr/share
-      OS_PROBER_LIB: $SNAP/usr/lib
 
 parts:
   curtin:
@@ -242,22 +237,3 @@ parts:
 
     build-attributes:
       - enable-patchelf
-
-  os-prober:
-    plugin: nil
-
-    source-type: git
-    source: https://github.com/dbungert/os-prober
-    source-commit: 80d6a3157a814278af4f96da91f9ab7218e20fdc
-
-    build-packages:
-      - build-essential
-      - debhelper
-      - fakeroot
-    override-build: |
-      ./debian/rules build
-      fakeroot ./debian/rules install
-      cp -a debian/os-prober/{usr,var} $CRAFT_PART_INSTALL
-
-    build-attributes:
-      - enable-patchelf