test: throw if either db commands fail

src/testRunner.ts

@@ -21,7 +21,7 @@ const positionalArgs = Object.entries(args)
   .concat(args._);
 
 console.log(formatCmd(args["dbCommand"]));
-const dbProcess = $({ quote: (arg) => arg })`${args["dbCommand"]}`.nothrow();
+const dbProcess = $({ quote: (arg) => arg })`${args["dbCommand"]}`;
 
 let exitCode = 0;
 try {
@@ -31,7 +31,7 @@ try {
     HOME: process.env["HOME"],
     SHOULD_LOG_ERRORS: process.env["SHOULD_LOG_ERRORS"] ?? "true",
   };
-  await $`bun db:migrate`.nothrow();
+  await $`bun db:migrate`;
   const testProcess = await $({
     verbose: true,
     quote: (arg) => arg,