HADOOP-16754. Fix docker failed to build yetus/hadoop

Signed-off-by: Akira Ajisaka <aajisaka@apache.org>

dev-support/docker/Dockerfile

@@ -143,8 +143,8 @@ ENV FINDBUGS_HOME /usr
 ####
 # Install shellcheck (0.4.6, the latest as of 2017-09-26)
 ####
-RUN add-apt-repository -y ppa:jonathonf/ghc-8.0.2
-RUN apt-get -q update && apt-get -q install -y shellcheck
+RUN add-apt-repository -y ppa:hvr/ghc
+RUN apt-get -q update && apt-get -q install -y shellcheck ghc-8.0.2
 
 ####
 # Install bats (0.4.0, the latest as of 2017-09-26, ships with Xenial)