Fix oasis-core-dev docker image build

[ptrus]

build-images CI step Rebuild oasisprotocol/oasis-core-dev:master is failing with:

The command '/bin/sh -c wget http://archive.ubuntu.com/ubuntu/pool/main/b/bubblewrap/bubblewrap_0.3.3-2_amd64.deb &&     echo '1cf9bdae5cfab75f292fad9ee0ef76a7c55243dbc0515709624b2a9573d19447 bubblewrap_0.3.3-2_amd64.deb' | sha256sum -c &&     dpkg -i bubblewrap_0.3.3-2_amd64.deb &&     rm bubblewrap_0.3.3-2_amd64.deb' returned a non-zero code: 8

--2020-12-16 16:17:57--  http://archive.ubuntu.com/ubuntu/pool/main/b/bubblewrap/bubblewrap_0.3.3-2_amd64.deb
Resolving archive.ubuntu.com (archive.ubuntu.com)... 91.189.88.152, 91.189.88.142, 2001:67c:1360:8001::24, ...
Connecting to archive.ubuntu.com (archive.ubuntu.com)|91.189.88.152|:80... connected.
HTTP request sent, awaiting response... 404 Not Found
2020-12-16 16:17:57 ERROR 404: Not Found.

Probably can just update bwrap to 0.4.1 (http://archive.ubuntu.com/ubuntu/pool/main/b/bubblewrap/).