HAL-1972 Upgrade parcel version from 2.11.0 to 2.12.0

[hanjeongsang]

issue :
Parcel build fails with below output

[INFO] @parcel/package-manager: Could not find module "@parcel/transformer-less" satisfying 2.11.0.
[INFO]   /root/HAL_TEST/console/app/package.json:24:5
[INFO]     23 |     "@parcel/reporter-cli": "^2.12.0",
[INFO]   > 24 |     "@parcel/transformer-less": "^2.12.0",
[INFO]   >    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ Found this conflicting local requirement.
[INFO]     25 |     "copyfiles": "^2.4.1",
[INFO]     26 |     "parcel": "^2.11.0",

cause :
According to the dependency of @parcel/transformer-less, the version of @parcel/plugin is specified as 2.12.0.

fix :
Upgrade parcel version from 2.11.0 to 2.12.0

result :
Build goes well

report:
https://issues.redhat.com/browse/HAL-1972

[hanjeongsang]

the force push was made to modify Author(root -> hanjeongsang) in the commit log.

[hpehl]

I've updated Parcel to 2.12.0 in the meantime.