[Swift 5.0.3] Update the Dockerfiles to support new Swift

Author: shahmishal

5.0/ubuntu/16.04/Dockerfile

@@ -22,8 +22,8 @@ RUN apt-get -q update && \
 
 # Everything up to here should cache nicely between Swift versions, assuming dev dependencies change little
 ARG SWIFT_PLATFORM=ubuntu16.04
-ARG SWIFT_BRANCH=swift-5.0.2-release
-ARG SWIFT_VERSION=swift-5.0.2-RELEASE
+ARG SWIFT_BRANCH=swift-5.0.3-release
+ARG SWIFT_VERSION=swift-5.0.3-RELEASE
 
 ENV SWIFT_PLATFORM=$SWIFT_PLATFORM \
     SWIFT_BRANCH=$SWIFT_BRANCH \

5.0/ubuntu/16.04/slim/Dockerfile

@@ -13,8 +13,8 @@ RUN export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true && ap
 
 # Everything up to here should cache nicely between Swift versions, assuming dev dependencies change little
 ARG SWIFT_PLATFORM=ubuntu16.04
-ARG SWIFT_BRANCH=swift-5.0.2-release
-ARG SWIFT_VERSION=swift-5.0.2-RELEASE
+ARG SWIFT_BRANCH=swift-5.0.3-release
+ARG SWIFT_VERSION=swift-5.0.3-RELEASE
 
 ENV SWIFT_PLATFORM=$SWIFT_PLATFORM \
     SWIFT_BRANCH=$SWIFT_BRANCH \

5.0/ubuntu/18.04/Dockerfile

@@ -22,8 +22,8 @@ RUN export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true && ap
 
 # Everything up to here should cache nicely between Swift versions, assuming dev dependencies change little
 ARG SWIFT_PLATFORM=ubuntu18.04
-ARG SWIFT_BRANCH=swift-5.0.2-release
-ARG SWIFT_VERSION=swift-5.0.2-RELEASE
+ARG SWIFT_BRANCH=swift-5.0.3-release
+ARG SWIFT_VERSION=swift-5.0.3-RELEASE
 
 ENV SWIFT_PLATFORM=$SWIFT_PLATFORM \
     SWIFT_BRANCH=$SWIFT_BRANCH \

5.0/ubuntu/18.04/slim/Dockerfile

@@ -13,8 +13,8 @@ RUN export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true && ap
 
 # Everything up to here should cache nicely between Swift versions, assuming dev dependencies change little
 ARG SWIFT_PLATFORM=ubuntu18.04
-ARG SWIFT_BRANCH=swift-5.0.2-release
-ARG SWIFT_VERSION=swift-5.0.2-RELEASE
+ARG SWIFT_BRANCH=swift-5.0.3-release
+ARG SWIFT_VERSION=swift-5.0.3-RELEASE
 
 ENV SWIFT_PLATFORM=$SWIFT_PLATFORM \
     SWIFT_BRANCH=$SWIFT_BRANCH \