build(deps): bump duplicity from 1.2.3 to 2.1.1

Bumps [duplicity](https://github.com/librsync/librsync) from 1.2.3 to 2.1.1.
- [Release notes](https://github.com/librsync/librsync/releases)
- [Changelog](https://github.com/librsync/librsync/blob/master/NEWS.md)
- [Commits](https://github.com/librsync/librsync/commits)

---
updated-dependencies:
- dependency-name: duplicity
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

poetry.lock

@@ -18,7 +18,7 @@ PyDrive = {version = "^1.3.1", optional = true}
 PyDrive2 = {version = "^1.17.0", optional = true}
 python-swiftclient = {version = "^4.3.0", optional = true}
 requests-oauthlib = {version = "^1.3.1", optional = true}
-duplicity = {version = "^1.2.3", optional = true}
+duplicity = {version = "^2.1.1", optional = true}
 dropbox = {version = "^11.36.2", optional = true}
 python-keystoneclient = {version = "^5.2.0", optional = true}
 idna = {version = "3.4", optional = true}