fix: Update get-workspaces to return OS specific paths (#8)

Due to an error in how node-glob returns paths, a specific option is 
required in order to return paths appropriately for each platform.

See: isaacs/node-glob#419
Fixes: mmazzarolo/react-native-universal-monorepo#12

src/get-workspaces.js

@@ -17,7 +17,7 @@ module.exports = function getWorkspaces(params = {}) {
     : packageJson.workspaces.packages;
   return workspaceGlobs
     .map((workspaceGlob) => {
-      return glob.sync(path.join(monorepoRoot, `${workspaceGlob}/`));
+      return glob.sync(path.join(monorepoRoot, `${workspaceGlob}/`), { realpath: true });
     })
     .flat();
 };