chore(deps): update ghcr.io/coopnorge/engineering-docker-images/e0/techdocs:latest docker digest to a3085d8 (#571)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| ghcr.io/coopnorge/engineering-docker-images/e0/techdocs | final |
digest | `a1b5ee7` → `a3085d8` |

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devtools/Dockerfile

@@ -1,3 +1,3 @@
 # Do not remove, used by pallet validation
 FROM ghcr.io/coopnorge/engineering-docker-images/e0/devtools-kubernetes-v1beta1:latest@sha256:19a95344ce3694d11c1ee37d50e80b259c8fe83dc2f61bbf5a8076a86568db8f AS kubernetes-devtools
-FROM ghcr.io/coopnorge/engineering-docker-images/e0/techdocs:latest@sha256:a1b5ee78fa9f0dfac3612850f302834e3aab1415cf522bee9abd6fb3369ce857 AS techdocs
+FROM ghcr.io/coopnorge/engineering-docker-images/e0/techdocs:latest@sha256:a3085d8d6f237e6a3198ef8c1d470745d1395590b24523f0f684ad44d3c0522f AS techdocs