ci: Bump fedora to Fedora 29

Signed-off-by: Stewart Smith <stewart@linux.ibm.com>
diff --git a/ci/build.sh b/ci/build.sh
index 8a275f3..f03b1fb 100755
--- a/ci/build.sh
+++ b/ci/build.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-CONTAINERS="ubuntu1804 fedora27"
+CONTAINERS="ubuntu1804 fedora29"
 
 
 SDK_ONLY=0
@@ -101,7 +101,7 @@
 		HTTPS_PROXY_ENV="ENV https_proxy $HTTPS_PROXY"
 	fi
 	if [[ -n "$http_proxy" ]]; then
-	  if [[ "$distro" == fedora27 ]]; then
+	  if [[ "$distro" == fedora29 ]]; then
 	    PROXY="RUN echo \"proxy=${http_proxy}\" >> /etc/dnf/dnf.conf"
 	  fi
 	  if [[ "$distro" == ubuntu1804 ]]; then