fix(docs): correct markdown syntax for CIDv0 return type in getIpfsId documentation

Author: Ansonhkg

docs/sdk/sdk-reference/lit-client/functions/getIpfsId.mdx

@@ -28,7 +28,7 @@ const sameCid = await getIpfsId(bytes);
 
 ## Returns
 
-- `Promise<`Qm${string}`>` – A CIDv0 string beginning with `Qm`.
+- `Promise<\`Qm\${string}\`>` – A CIDv0 string beginning with `Qm`.
 
 ## Notes