feat: add path and dirname to s3 deploy asset (#913)

Co-authored-by: Michael Kaiser <[email protected]>

Author: Christopher Grigg

typescript/static-site/static-site.ts

@@ -102,7 +102,7 @@ export class StaticSite extends Construct {
 
     // Deploy site contents to S3 bucket
     new s3deploy.BucketDeployment(this, 'DeployWithInvalidation', {
-      sources: [s3deploy.Source.asset('./site-contents')],
+      sources: [s3deploy.Source.asset(path.join(__dirname, './site-contents'))],
       destinationBucket: siteBucket,
       distribution,
       distributionPaths: ['/*'],