chore: remove unneeded type: module marker (netlify/zip-it-and-ship-it#1488)

* chore: remove unneeded type: module marker

* Update tests/main.test.ts

Co-authored-by: Eduardo Bouças <[email protected]>

---------

Co-authored-by: Eduardo Bouças <[email protected]>

Author: Skn0tt

packages/zip-it-and-ship-it/tests/main.test.ts

@@ -2634,10 +2634,6 @@ describe('zip-it-and-ship-it', () => {
       for (let index = 1; index <= length; index++) {
         const funcDir = unzippedFunctions[index - 1].unzipPath
 
-        // Writing a basic package.json with `type: "module"` just so that we can
-        // import the functions from the test.
-        await writeFile(join(funcDir, 'package.json'), JSON.stringify({ type: 'module' }))
-
         const funcFile = join(funcDir, `func${index}.mjs`)
         const func = await importFunctionFile(funcFile)
 
@@ -2671,10 +2667,6 @@ describe('zip-it-and-ship-it', () => {
       for (let index = 1; index <= length; index++) {
         const funcDir = unzippedFunctions[index - 1].unzipPath
 
-        // Writing a basic package.json with `type: "module"` just so that we can
-        // import the functions from the test.
-        await writeFile(join(funcDir, 'package.json'), JSON.stringify({ type: 'module' }))
-
         const funcFile = join(funcDir, `func${index}.mjs`)
         const func = await importFunctionFile(funcFile)