Update johly/airtrail Docker tag to v3.12.0

Signed-off-by: Marcus Noble <github@marcusnoble.co.uk>

manifests/airtrail/airtrail.yaml

@@ -53,7 +53,7 @@ spec:
         fsGroup: 1000
       containers:
       - name: airtrail
-        image: johly/airtrail:v3.11.1
+        image: johly/airtrail:v3.12.0
         imagePullPolicy: IfNotPresent
         envFrom:
         - configMapRef:

manifests/link/link.yaml

@@ -42,6 +42,9 @@ data:
     technical-talking-blog-post: https://marcusnoble.co.uk/2025-04-30-my-tips-on-giving-technical-talks/
     kubecon-eu-26: https://speaking.marcusnoble.co.uk/zT471P/kube-oddities-the-quirks-that-keep-kubernetes-interesting
     cndro26: https://speaking.marcusnoble.co.uk/1OrBAe/kube-oddities-the-quirks-that-keep-kubernetes-interesting-marcus-noble-mark-sagi-kazar
+    cdh26: https://speaking.marcusnoble.co.uk/dvat0w/kube-oddities-the-quirks-that-keep-kubernetes-interesting-marcus-noble-mark-sagi-kazar
+    kcdsofia26: https://speaking.marcusnoble.co.uk/GFJgtL/kube-oddities-the-quirks-that-keep-kubernetes-interesting-marcus-noble-mark-sagi-kazar
+    cndpoland26: https://speaking.marcusnoble.co.uk/sZ2Ulk/kube-oddities-the-quirks-that-keep-kubernetes-interesting-marcus-noble-mark-sagi-kazar
 ---
 apiVersion: v1
 kind: Service