build(deps): Bump base64 from 0.21.6 to 0.21.7 (#910)

* build(deps): Bump base64 from 0.21.6 to 0.21.7

Bumps [base64](https://github.com/marshallpierce/rust-base64) from 0.21.6 to 0.21.7.
- [Changelog](https://github.com/marshallpierce/rust-base64/blob/master/RELEASE-NOTES.md)
- [Commits](marshallpierce/rust-base64@v0.21.6...v0.21.7)

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

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

* Import audit

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: David Cook <dcook@divviup.org>

Cargo.toml

@@ -35,7 +35,7 @@ thiserror = "1.0"
 
 [dev-dependencies]
 assert_matches = "1.5.0"
-base64 = "0.21.6"
+base64 = "0.21.7"
 cfg-if = "1.0.0"
 criterion = "0.5"
 fixed-macro = "1.2.0"

binaries/Cargo.toml

@@ -7,7 +7,7 @@ license = "MPL-2.0"
 repository = "https://github.com/divviup/libprio-rs"
 
 [dependencies]
-base64 = "0.21.6"
+base64 = "0.21.7"
 fixed = "1.23"
 fixed-macro = "1.2.0"
 prio = { path = "..", features = ["prio2", "experimental"] }

supply-chain/imports.lock

@@ -446,6 +446,11 @@ criteria = "safe-to-run"
 delta = "0.21.5 -> 0.21.6"
 notes = "sourcegraph-based diff did not see the v0.21.6 tag; I retrieved a local copy of the repo and used that for diff'ing."
 
+[[audits.isrg.audits.base64]]
+who = "David Cook <dcook@divviup.org>"
+criteria = "safe-to-run"
+delta = "0.21.6 -> 0.21.7"
+
 [[audits.isrg.audits.once_cell]]
 who = "Brandon Pitman <bran@bran.land>"
 criteria = "safe-to-deploy"