chore(deps): update base64 requirement from 0.21 to 0.22

Updates the requirements on [base64](https://github.com/marshallpierce/rust-base64) to permit the latest version.
- [Changelog](https://github.com/marshallpierce/rust-base64/blob/master/RELEASE-NOTES.md)
- [Commits](marshallpierce/rust-base64@v0.21.6...v0.22.0)

---
updated-dependencies:
- dependency-name: base64
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

ibc-apps/ics721-nft-transfer/types/Cargo.toml

@@ -20,7 +20,7 @@ all-features = true
 [dependencies]
 # external dependencies
 borsh           = { workspace = true, optional = true }
-base64          = { version = "0.21.6", default-features = false }
+base64          = { version = "0.22.0", default-features = false }
 derive_more     = { workspace = true }
 displaydoc      = { workspace = true }
 http            = "1.0.0"

ibc-clients/ics08-wasm/types/Cargo.toml

@@ -16,7 +16,7 @@ description  = """
 
 [dependencies]
 # external dependencies
-base64          = { version = "0.21", default-features = false, features = ["alloc"] }
+base64          = { version = "0.22", default-features = false, features = ["alloc"] }
 displaydoc      = { workspace = true }
 serde           = { workspace = true , optional = true }
 cosmwasm-schema = { version = "1.4.1", default-features = false, optional = true }