chore(deps): update pihole/pihole docker tag to v2026 (#4738)

* chore(deps): update pihole/pihole docker tag to v2026

* Update app version [skip ci]

* Update app version [skip ci]

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: github-action update-app-version <githubaction@githubaction.com>

apps/pi-hole-dhcp/2026.02.0/docker-compose.yml

@@ -4,7 +4,7 @@ networks:
 
 services:
   pihole:
-    image: pihole/pihole:2025.11.1
+    image: pihole/pihole:2026.02.0
     container_name: ${CONTAINER_NAME}
     labels:
       createdBy: "Apps"

apps/pi-hole/2026.02.0/docker-compose.yml

@@ -4,7 +4,7 @@ networks:
 
 services:
   pihole:
-    image: pihole/pihole:2025.11.1
+    image: pihole/pihole:2026.02.0
     container_name: ${CONTAINER_NAME}
     labels:
       createdBy: "Apps"