fix the test of one non-default hashtag...

Signed-off-by: Chad Dougherty <crd477@icloud.com>

Author: crd477

.github/workflows/jobs-poster.yaml

@@ -27,7 +27,7 @@ jobs:
           unique: "url"
 
           # hashtags to include
-          hashtags: "#HPC"
+          hashtag: "#HPC"
 
           deploy: true
           test: false

_data/jobs.yml

@@ -2,7 +2,7 @@
   location: nowhere, Pittsburgh, PA
   name: One non-default hashtag supplied
   posted: 2026-01-06
-  url: https://example.org/2
+  url: https://example.org/3
 - expires: 2026-03-01
   location: nowhere, Pittsburgh, PA
   name: No hashtags specified - default only