add dest_prefix input parameter (#88)

.github/workflows/reusable_pre_release.yaml

@@ -58,6 +58,11 @@ on:
         required: false
         type: boolean
         default: false
+      dest_prefix:
+        description: "destination s3 path prefix for pushing the artifacts"
+        required: false
+        type: string
+        default: "infrastructure_agent/"
 
     secrets:
       OHAI_AWS_ROLE_ARN_STAGING:
@@ -205,6 +210,7 @@ jobs:
           aws_secret_access_key: ${{ secrets.OHAI_AWS_SECRET_ACCESS_KEY_STAGING }}
           aws_s3_bucket_name: "nr-downloads-ohai-staging"
           aws_s3_lock_bucket_name: "onhost-ci-lock-staging"
+          dest_prefix: ${{ inputs.dest_prefix }}
           # used for signing package stuff
           gpg_passphrase: ${{ secrets.OHAI_GPG_PASSPHRASE }}
           gpg_private_key_base64: ${{ secrets.OHAI_GPG_PRIVATE_KEY_BASE64 }}