Bump der from 0.7.8 to 0.7.9 (#119)

Bumps [der](https://github.com/RustCrypto/formats) from 0.7.8 to 0.7.9.
- [Commits](https://github.com/RustCrypto/formats/compare/der/v0.7.8...der/v0.7.9)

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

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

Cargo.lock

@@ -365,9 +365,9 @@ dependencies = [
 
 [[package]]
 name = "der"
-version = "0.7.8"
+version = "0.7.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fffa369a668c8af7dbf8b5e56c9f744fbd399949ed171606040001947de40b1c"
+checksum = "f55bf8e7b65898637379c1b74eb1551107c8294ed26d855ceb9fd1a09cfc9bc0"
 dependencies = [
  "const-oid",
  "pem-rfc7468",

Cargo.toml

@@ -19,7 +19,7 @@ features = ["nightly"]
 # (see https://github.com/dalek-cryptography/curve25519-dalek/tree/main/curve25519-dalek#public-api-semver-exemptions)
 # so only allow patch changes inside known compatible range
 curve25519-dalek = { version = ">= 4.0, < 4.2", default-features = false, features = ["alloc", "digest", "zeroize", "precomputed-tables"] }
-der = { version = "0.7.1", optional = true }
+der = { version = "0.7.9", optional = true }
 ed25519 = { version = "2.2.3", default-features = false }
 hashbrown = "0.14.3"
 hex = { version = "0.4.3", default-features = false, features = ["alloc"] }