build(deps): bump base64 in the all group across 1 directory

Bumps the all group with 1 update in the / directory: [base64](https://github.com/marshallpierce/rust-base64).


Updates `base64` from 0.21.7 to 0.22.1
- [Changelog](https://github.com/marshallpierce/rust-base64/blob/master/RELEASE-NOTES.md)
- [Commits](https://github.com/marshallpierce/rust-base64/compare/v0.21.7...v0.22.1)

---
updated-dependencies:
- dependency-name: base64
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all
...

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

Cargo.lock

@@ -6770,7 +6770,7 @@ dependencies = [
  "anyhow",
  "assert_fs",
  "async_ossl",
- "base64 0.21.7",
+ "base64 0.22.1",
  "bitflags 1.3.2",
  "camino",
  "clap",

wezterm-ssh/Cargo.toml

@@ -18,7 +18,7 @@ vendored-openssl-libssh-rs = ["libssh-rs/vendored-openssl"]
 
 [dependencies]
 anyhow = "1.0"
-base64 = "0.21"
+base64 = "0.22"
 bitflags = "1.3"
 camino = "1.0"
 dirs-next = "2.0"