update image from versions

src/Admin/Dockerfile

@@ -1,4 +1,4 @@
-FROM microsoft/aspnetcore:2.0.5
+FROM microsoft/aspnetcore:2.0.6
 
 RUN apt-get update \
     && apt-get install -y --no-install-recommends \

src/Api/Dockerfile

@@ -1,4 +1,4 @@
-FROM microsoft/aspnetcore:2.0.5
+FROM microsoft/aspnetcore:2.0.6
 
 RUN apt-get update \
     && apt-get install -y --no-install-recommends \

src/Icons/Dockerfile

@@ -1,4 +1,4 @@
-FROM microsoft/aspnetcore:2.0.5
+FROM microsoft/aspnetcore:2.0.6
 
 RUN apt-get update \
     && apt-get install -y --no-install-recommends \

src/Identity/Dockerfile

@@ -1,4 +1,4 @@
-FROM microsoft/aspnetcore:2.0.5
+FROM microsoft/aspnetcore:2.0.6
 
 RUN apt-get update \
     && apt-get install -y --no-install-recommends \

util/MsSql/Dockerfile

@@ -1,4 +1,4 @@
-FROM microsoft/mssql-server-linux:2017-CU4
+FROM microsoft/mssql-server-linux:2017-CU5
 
 RUN apt-get update \
     && apt-get install -y --no-install-recommends \

util/Server/Dockerfile

@@ -1,2 +1,2 @@
-FROM microsoft/aspnetcore:2.0.5
+FROM microsoft/aspnetcore:2.0.6
 COPY obj/Docker/publish /bitwarden_server

util/Setup/Dockerfile

@@ -1,4 +1,4 @@
-FROM microsoft/dotnet:2.0.5-runtime
+FROM microsoft/dotnet:2.0.6-runtime
 
 RUN apt-get update \
     && apt-get install -y --no-install-recommends \