SC schema still has "adapter" defaulting to "legacy"

[ogra]

adapters are discussed in:

Telling snapcraft to skip generating wrapper scripts

I would like to have a way for snapcraft to skip generating wrapper scripts. One use-case is that when I already use the snapcraft environment support, another one when using a minimal base snap that does not even ship “/bin/sh” (the wrappers are shell scripts). I created https://github.com/snapcore/snapcraft/pull/1420 for this (pretty simple). The following naming is suggested by @sergiusens: apps: no-wrapper-app: command: app app-constraints: [no-environment] wrapped-…