Bump lru from 0.6.6 to 0.7.0 (#4012)

Bumps [lru](https://github.com/jeromefroe/lru-rs) from 0.6.6 to 0.7.0.
- [Release notes](https://github.com/jeromefroe/lru-rs/releases)
- [Changelog](https://github.com/jeromefroe/lru-rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jeromefroe/lru-rs/compare/0.6.6...0.7.0)

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

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

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

polkadot/node/network/availability-distribution/Cargo.toml

@@ -19,7 +19,7 @@ sp-keystore = { git = "https://github.com/paritytech/substrate", branch = "maste
 thiserror = "1.0.26"
 rand = "0.8.3"
 derive_more = "0.99.11"
-lru = "0.6.6"
+lru = "0.7.0"
 
 [dev-dependencies]
 polkadot-subsystem-testhelpers = { package = "polkadot-node-subsystem-test-helpers", path = "../../subsystem-test-helpers" }

polkadot/node/network/availability-recovery/Cargo.toml

@@ -6,7 +6,7 @@ edition = "2018"
 
 [dependencies]
 futures = "0.3.17"
-lru = "0.6.6"
+lru = "0.7.0"
 rand = "0.8.3"
 thiserror = "1.0.26"
 tracing = "0.1.28"

polkadot/node/network/dispute-distribution/Cargo.toml

@@ -19,7 +19,7 @@ sc-network = { git = "https://github.com/paritytech/substrate", branch = "master
 sp-application-crypto = { git = "https://github.com/paritytech/substrate", branch = "master" }
 sp-keystore = { git = "https://github.com/paritytech/substrate", branch = "master" }
 thiserror = "1.0.26"
-lru = "0.6.6"
+lru = "0.7.0"
 
 [dev-dependencies]
 async-trait = "0.1.51"