release: update cli assets

cli/cmd/assets/coordinator-policy-hash

@@ -1 +1 @@
-0e0ba8444635076f571925774c897716181ba0fc657c16d13e208123ded039e6
+e92d35eda56a8513965d7314cf06fb8edf3672932ed6490ea06afb8826c9b3d5

cli/cmd/assets/image-replacements.txt

@@ -1,4 +1,4 @@
-ghcr.io/edgelesssys/contrast/coordinator:latest=ghcr.io/edgelesssys/contrast/coordinator:v0.7.2@sha256:d1b493447172e8b36bf67ff255e86060dc49defed6656da25ed77b108c322c6d
-ghcr.io/edgelesssys/contrast/initializer:latest=ghcr.io/edgelesssys/contrast/initializer:v0.7.2@sha256:4a1b1b13b1f9af589db8001a57f779ebdd91b15b78b3e1b92cce06022debf77f
-ghcr.io/edgelesssys/contrast/service-mesh-proxy:latest=ghcr.io/edgelesssys/contrast/service-mesh-proxy:v0.7.2@sha256:eab39182268fa6cf6a515d3b2d74795711f828f73660bd33a8b3108bebd7c3a0
-ghcr.io/edgelesssys/contrast/node-installer:latest=ghcr.io/edgelesssys/contrast/node-installer:v0.7.2@sha256:fa74ab1c1f7716de065777c4b4ba6472e30001defdb48c6df272730cf2eeb47d
+ghcr.io/edgelesssys/contrast/coordinator:latest=ghcr.io/edgelesssys/contrast/coordinator:v0.7.3@sha256:dee50be5b9761df6e3160ef677fe5e3a3acfe021e3b52a94ffec93eaa554a808
+ghcr.io/edgelesssys/contrast/initializer:latest=ghcr.io/edgelesssys/contrast/initializer:v0.7.3@sha256:55475365c8177420ff3b27ad48bb0f38f8a92bfe754f50f1ed97f50f17ee23b8
+ghcr.io/edgelesssys/contrast/service-mesh-proxy:latest=ghcr.io/edgelesssys/contrast/service-mesh-proxy:v0.7.3@sha256:e297e9db93744445608f229d44479359313bc187a7f31e1a9c3c9b1d5407b5f6
+ghcr.io/edgelesssys/contrast/node-installer:latest=ghcr.io/edgelesssys/contrast/node-installer:v0.7.3@sha256:fa74ab1c1f7716de065777c4b4ba6472e30001defdb48c6df272730cf2eeb47d