feat(icons): add cessna (#1006)

Co-authored-by: Dashboard Icons Manager <193821040+dashboard-icons-manager[bot]@users.noreply.github.com>

tree.json

@@ -249,6 +249,7 @@
         "cert-manager.png",
         "cert-warden-light.png",
         "cert-warden.png",
+        "cessna.png",
         "chainguard.png",
         "changedetection.png",
         "channels-dvr.png",
@@ -2332,6 +2333,7 @@
         "cert-manager.svg",
         "cert-warden-light.svg",
         "cert-warden.svg",
+        "cessna.svg",
         "chainguard.svg",
         "changedetection.svg",
         "channels-dvr.svg",
@@ -4106,6 +4108,7 @@
         "cert-manager.webp",
         "cert-warden-light.webp",
         "cert-warden.webp",
+        "cessna.webp",
         "chainguard.webp",
         "changedetection.webp",
         "channels-dvr.webp",