Bump retain_mut from 0.1.2 to 0.1.3 (paritytech#8951)

Bumps [retain_mut](https://github.com/upsuper/retain_mut) from 0.1.2 to 0.1.3.
- [Release notes](https://github.com/upsuper/retain_mut/releases)
- [Commits](upsuper/retain_mut@v0.1.2...v0.1.3)

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

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

client/consensus/babe/Cargo.toml

@@ -51,7 +51,7 @@ rand = "0.7.2"
 merlin = "2.0"
 pdqselect = "0.1.0"
 derive_more = "0.99.2"
-retain_mut = "0.1.2"
+retain_mut = "0.1.3"
 async-trait = "0.1.42"
 
 [dev-dependencies]

client/transaction-pool/graph/Cargo.toml

@@ -27,7 +27,7 @@ sp-runtime = { version = "3.0.0", path = "../../../primitives/runtime" }
 sp-transaction-pool = { version = "3.0.0", path = "../../../primitives/transaction-pool" }
 parity-util-mem = { version = "0.9.0", default-features = false, features = ["primitive-types"] }
 linked-hash-map = "0.5.2"
-retain_mut = "0.1.2"
+retain_mut = "0.1.3"
 
 [dev-dependencies]
 assert_matches = "1.3.0"