cargo: bump pest from 2.1.3 to 2.2.0

Bumps [pest](https://github.com/pest-parser/pest) from 2.1.3 to 2.2.0.
- [Release notes](https://github.com/pest-parser/pest/releases)
- [Commits](https://github.com/pest-parser/pest/commits/v2.2.0)

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

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

Cargo.lock

@@ -1012,10 +1012,11 @@ checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
 [[package]]
 name = "pest"
-version = "2.1.3"
+version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10f4872ae94d7b90ae48754df22fd42ad52ce740b8f370b03da4835417403e53"
+checksum = "823635055522a82e92ebd61dbe07ce53e180c8989cced4715eaec10baa1baeb7"
 dependencies = [
+ "thiserror",
  "ucd-trie",
 ]
 

Cargo.toml

@@ -47,7 +47,7 @@ hex = "0.4.3"
 itertools = "0.10.3"
 jujutsu-lib = { version = "=0.4.0", path = "lib"}
 maplit = "1.0.2"
-pest = "2.1.3"
+pest = "2.2.0"
 pest_derive = "2.1.0"
 rand = "0.8.5"
 regex = "1.6.0"

lib/Cargo.toml

@@ -28,7 +28,7 @@ git2 = "0.14.4"
 hex = "0.4.3"
 itertools = "0.10.3"
 maplit = "1.0.2"
-pest = "2.1.3"
+pest = "2.2.0"
 pest_derive = "2.1.0"
 protobuf = { version = "3.0.1", features = ["with-bytes"] }
 rand = "0.8.5"