Fix missed pinning

Showed up as unused variables

apps/explorer/test/explorer/validator/metadata_importer_test.exs

@@ -14,17 +14,19 @@ defmodule Explorer.Validator.MetadataImporterTest do
     test "inserts new address names when there's none for the validators" do
       address = insert(:address)
 
-      [%{address_hash: address.hash, name: "Testinit Unitorius", primary: true, metadata: %{"test" => "toast"}}]
+      address_hash = address.hash
+
+      [%{address_hash: address_hash, name: "Testinit Unitorius", primary: true, metadata: %{"test" => "toast"}}]
       |> MetadataImporter.import_metadata()
 
       address_names =
-        from(an in Address.Name, where: an.address_hash == ^address.hash and an.primary == true)
+        from(an in Address.Name, where: an.address_hash == ^address_hash and an.primary == true)
         |> Repo.all()
 
-      expected_name = %Address.Name{address_hash: address.hash, name: "Testit Unitorus", metadata: %{"test" => "toast"}}
-
       assert length(address_names) == 1
-      assert expected_name = hd(address_names)
+
+      assert %Address.Name{address_hash: ^address_hash, name: "Testinit Unitorius", metadata: %{"test" => "toast"}} =
+               hd(address_names)
     end
 
     test "updates the primary address name if the validator already has one" do
@@ -32,17 +34,19 @@ defmodule Explorer.Validator.MetadataImporterTest do
 
       insert(:address_name, address: address, primary: true, name: "Nodealus Faileddi")
 
-      [%{address_hash: address.hash, name: "Testit Unitorus", primary: true, metadata: %{"test" => "toast"}}]
+      address_hash = address.hash
+
+      [%{address_hash: address_hash, name: "Testit Unitorus", primary: true, metadata: %{"test" => "toast"}}]
       |> MetadataImporter.import_metadata()
 
       address_names =
         from(an in Address.Name, where: an.address_hash == ^address.hash and an.primary == true)
         |> Repo.all()
 
-      expected_name = %Address.Name{address_hash: address.hash, name: "Testit Unitorus", metadata: %{"test" => "toast"}}
-
       assert length(address_names) == 1
-      assert expected_name = hd(address_names)
+
+      assert %Address.Name{address_hash: ^address_hash, name: "Testit Unitorus", metadata: %{"test" => "toast"}} =
+               hd(address_names)
     end
   end
 end

apps/explorer/test/explorer/validator/metadata_retriever_test.exs

@@ -47,7 +47,7 @@ defmodule Explorer.Validator.MetadataRetrieverTest do
     expect(
       EthereumJSONRPC.Mox,
       :json_rpc,
-      fn [%{id: id, method: _, params: _}], _options ->
+      fn [%{id: ^id, method: _, params: _}], _options ->
         {:ok,
          [
            %{