Bump stack to 2.7.3

Author: AlistairB

8.10/buster/Dockerfile

@@ -34,7 +34,7 @@ RUN export GNUPGHOME="$(mktemp -d)" && \
         ghc-${GHC} && \
     rm -rf "$GNUPGHOME" /var/lib/apt/lists/*
 
-ARG STACK=2.7.1
+ARG STACK=2.7.3
 ARG STACK_KEY=C5705533DA4F78D8664B5DC0575159689BEFB442
 ARG STACK_RELEASE_KEY=2C6A674E85EE3FB896AFC9B965101FF31C5C154D
 

8.10/stretch/Dockerfile

@@ -34,7 +34,7 @@ RUN export GNUPGHOME="$(mktemp -d)" && \
         ghc-${GHC} && \
     rm -rf "$GNUPGHOME" /var/lib/apt/lists/*
 
-ARG STACK=2.7.1
+ARG STACK=2.7.3
 ARG STACK_KEY=C5705533DA4F78D8664B5DC0575159689BEFB442
 ARG STACK_RELEASE_KEY=2C6A674E85EE3FB896AFC9B965101FF31C5C154D
 

9.0/buster/Dockerfile

@@ -34,7 +34,7 @@ RUN export GNUPGHOME="$(mktemp -d)" && \
         ghc-${GHC} && \
     rm -rf "$GNUPGHOME" /var/lib/apt/lists/*
 
-ARG STACK=2.7.1
+ARG STACK=2.7.3
 ARG STACK_KEY=C5705533DA4F78D8664B5DC0575159689BEFB442
 ARG STACK_RELEASE_KEY=2C6A674E85EE3FB896AFC9B965101FF31C5C154D
 

9.0/stretch/Dockerfile

@@ -34,7 +34,7 @@ RUN export GNUPGHOME="$(mktemp -d)" && \
         ghc-${GHC} && \
     rm -rf "$GNUPGHOME" /var/lib/apt/lists/*
 
-ARG STACK=2.7.1
+ARG STACK=2.7.3
 ARG STACK_KEY=C5705533DA4F78D8664B5DC0575159689BEFB442
 ARG STACK_RELEASE_KEY=2C6A674E85EE3FB896AFC9B965101FF31C5C154D