Update YAMLs to be what the Launch Generator serves.

See also: weaveworks/launch-generator/pull/117

Command used:
```
$ curl -fsSo prog/weave-kube/weave-daemonset-k8s-1.6.yaml "https://cloud.weave.works/k8s/v1.6/net?v=latest"
$ curl -fsSo prog/weave-kube/weave-daemonset.yaml "https://cloud.weave.works/k8s/v1.5/net?v=latest"
```
Annotations then removed.

prog/weave-kube/weave-daemonset-k8s-1.6.yaml

@@ -106,8 +106,7 @@ items:
           hostPID: true
           restartPolicy: Always
           securityContext:
-            seLinuxOptions:
-              type: spc_t
+            seLinuxOptions: {}
           serviceAccountName: weave-net
           tolerations:
             - effect: NoSchedule

prog/weave-kube/weave-daemonset.yaml

@@ -70,8 +70,7 @@ items:
           hostPID: true
           restartPolicy: Always
           securityContext:
-            seLinuxOptions:
-              type: spc_t
+            seLinuxOptions: {}
           serviceAccountName: weave-net
           volumes:
             - name: weavedb