build(deps): bump base64 from 0.21.3 to 0.21.4 (#5233)

Bumps [base64](https://github.com/marshallpierce/rust-base64) from 0.21.3 to 0.21.4.
- [Changelog](https://github.com/marshallpierce/rust-base64/blob/master/RELEASE-NOTES.md)
- [Commits](marshallpierce/rust-base64@v0.21.3...v0.21.4)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -12,7 +12,7 @@ serde-traits = ["dep:serde", "dep:base64"]
 borsh = ["dep:borsh"]
 
 [dependencies]
-base64 = { version = "0.21.2", optional = true }
+base64 = { version = "0.21.4", optional = true }
 borsh = { version = "0.10", optional = true }
 bytemuck = { version = "1.13.1" }
 serde = { version = "1.0.183", optional = true }

libraries/pod/Cargo.toml

@@ -34,7 +34,7 @@ spl-pod = { version = "0.1.0", path = "../../libraries/pod" }
 thiserror = "1.0"
 serde = { version = "1.0.188", optional = true }
 serde_with = { version = "3.3.0", optional = true }
-base64 = { version = "0.21.3", optional = true }
+base64 = { version = "0.21.4", optional = true }
 
 [dev-dependencies]
 lazy_static = "1.4.0"