Bump base64 from 0.21.5 to 0.22.0 (#1282)

Bumps [base64](https://github.com/marshallpierce/rust-base64) from 0.21.5 to 0.22.0.
- [Changelog](https://github.com/marshallpierce/rust-base64/blob/master/RELEASE-NOTES.md)
- [Commits](marshallpierce/rust-base64@v0.21.5...v0.22.0)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Cargo.lock

@@ -14,5 +14,5 @@ image.workspace = true
 
 [target.'cfg(not(windows))'.dependencies]
 color_quant = "1.1.0"
-base64 = "0.21.5"
+base64 = "0.22.0"
 libc = "0.2.150"