Add failfast to embedded shell scripts

Author: anthonydahanne

.github/workflows/test-all-samples.yml

@@ -23,6 +23,7 @@ jobs:
       - name: Discover changed paths
         id: paths
         run: |
+          set -eo pipefail
           all_java_smoke_test_paths=$( find ./java -iname "smoke_test"  | jq --raw-input | jq --slurp --compact-output )
           all_other_smoke_test_paths='["ca-certificates","dotnet-core","git","go","nodejs","php","procfile","python","ruby","web-servers"]'
           all_paths=$( echo -e "$all_java_smoke_test_paths\n$all_other_smoke_test_paths" | jq  -s 'add' -c )

.github/workflows/test-pull-request-java.yml

@@ -22,6 +22,7 @@ jobs:
       - name: Discover changed paths
         id: paths
         run: |
+          set -eo pipefail
           # 1st step: we get the list of files changed between the tip of this PR branch and main
           # Since we're only interested in the folders containing those files, we get them, sort them alphabetically (`sort`), de duplicate them (`uniq`) and filter out dot folders (.github for example)
           # we end up with, for example, changed_java_folders="java/akka/smoke_test\njava/kotlin/gradle/wrapper\njava/application-insights"