[stable2412] Backport #6863 (#6883)

Backport #6863 into `stable2412` from bkchr.

See the
[documentation](https://github.com/paritytech/polkadot-sdk/blob/master/docs/BACKPORT.md)
on how to use this bot.

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Co-authored-by: Bastian Köcher <[email protected]>

Cargo.toml

@@ -854,7 +854,7 @@ macro_magic = { version = "0.5.1" }
 maplit = { version = "1.0.2" }
 memmap2 = { version = "0.9.3" }
 memory-db = { version = "0.32.0", default-features = false }
-merkleized-metadata = { version = "0.1.2" }
+merkleized-metadata = { version = "0.2.0" }
 merlin = { version = "3.0", default-features = false }
 messages-relay = { path = "bridges/relays/messages" }
 metered = { version = "0.6.1", default-features = false, package = "prioritized-metered-channel" }

prdoc/pr_6863.prdoc

@@ -0,0 +1,9 @@
+title: Update merkleized-metadata to 0.2.0
+doc:
+- audience: Node Dev
+  description: |-
+    0.1.2 was yanked as it was breaking semver.
+crates: 
+  - name: substrate-wasm-builder
+    bump: patch
+    validate: false