fix(snap): require snapd 2.77 for openshell snap

Signed-off-by: Oliver Calder <oliver.calder@canonical.com>

Author: olivercalder

snapcraft.yaml

@@ -46,8 +46,10 @@ base: core24
 grade: stable
 confinement: strict
 assumes:
-  # The system :docker slot was added in snapd 2.76
-  - snapd2.76
+  # The system :docker slot was added in snapd 2.76, but manual connection to
+  # that slot without snap-declaration overrides from the store, such as when
+  # installing a locally-built snap, was only allowed starting with snapd 2.77.
+  - snapd2.77
 license: Apache-2.0
 website: https://docs.nvidia.com/openshell/latest/index.html
 source-code: https://github.com/NVIDIA/OpenShell