Bump askama from 0.10.5 to 0.11.1

Bumps [askama](https://github.com/djc/askama) from 0.10.5 to 0.11.1.
- [Release notes](https://github.com/djc/askama/releases)
- [Commits](https://github.com/djc/askama/commits)

---
updated-dependencies:
- dependency-name: askama
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.lock

@@ -9,4 +9,4 @@ reqwest = { version = "0.11", features = ["blocking", "json"] }
 chrono = "0.4"
 serde = "1"
 serde_json = "1"
-askama = { version = "0.10", default-features = false }
+askama = { version = "0.11", default-features = false }