Fix test project configs for viaIR detection in overrides (#856)

Author: cgewecke

test/sources/projects/hardhat-compile-config/hardhat.config.js

@@ -34,9 +34,9 @@ module.exports={
           optimizer: {
             enabled: true,
             runs: 200,
-            viaIR: process.env.VIA_IR === "true",
             evmVersion: 'paris'
-          }
+          },
+          viaIR: process.env.VIA_IR === "true",
         }
       }
     }

test/sources/projects/overrides-viaIR/hardhat.config.js

@@ -18,9 +18,9 @@ module.exports={
           optimizer: {
             enabled: true,
             runs: 200,
-            viaIR: process.env.VIA_IR === "true",
             evmVersion: 'paris'
-          }
+          },
+          viaIR: process.env.VIA_IR === "true",
         }
       }
     }