Update nvidia runtime to match dockerd upgrade (#246)

snapcraft.yaml

@@ -208,7 +208,7 @@ parts:
   # b) the version dependencies of each package is met.
   nvidia-runtime:
     plugin: dump
-    source: https://nvidia.github.io/nvidia-container-runtime/ubuntu16.04/amd64/nvidia-container-runtime_2.0.0+docker17.03.2-1_amd64.deb
+    source: https://nvidia.github.io/nvidia-container-runtime/ubuntu16.04/amd64/nvidia-container-runtime_2.0.0+docker18.06.1-1_amd64.deb
     source-type: deb
     override-build: |
       set -eu
@@ -236,7 +236,7 @@ parts:
 
   libnvidia:
     plugin: dump
-    source: https://nvidia.github.io/libnvidia-container/ubuntu16.04/amd64/libnvidia-container1_1.0.0~rc.2-1_amd64.deb
+    source: https://nvidia.github.io/libnvidia-container/ubuntu16.04/amd64/libnvidia-container1_1.0.0-1_amd64.deb
     source-type: deb
     override-build: |
       set -eu
@@ -250,7 +250,7 @@ parts:
 
   libnvidia-tools:
     plugin: dump
-    source: https://nvidia.github.io/libnvidia-container/ubuntu16.04/amd64/libnvidia-container-tools_1.0.0~rc.2-1_amd64.deb
+    source: https://nvidia.github.io/libnvidia-container/ubuntu16.04/amd64/libnvidia-container-tools_1.0.0-1_amd64.deb
     source-type: deb
     override-build: |
       set -eu
@@ -261,4 +261,3 @@ parts:
       else
         echo "Skipped"
       fi
-