chore: Use sed

Author: lqiu96

.kokoro/build.sh

@@ -89,9 +89,11 @@ if [[ "${CURRENT_PROTO_VERSION}" != "${LATEST_PROTO_VERSION}" ]]; then
  for pom in "${poms[@]}"; do
  if grep -q "sdk-platform-java-config" "${pom}"; then
  echo "Updating the pom: ${pom} to use shared-deps version: ${SHARED_DEPS_VERSION}"
- sed -i -E "/<groupId>com.google.cloud<\/groupId>.*<artifactId>sdk-platform-java-config<\/artifactId>/ {
- s/(<version>)[^<]+(<\/version>)/\1${SHARED_DEPS_VERSION}\2/
- }" "${pom}"
+ sed -i "/<artifactId>sdk-platform-java-config<\/artifactId>/,/<\/parent>/ s/<version>.*<\/version>/<version>$SHARED_DEPS_VERSION<\/version>/" "${pom}"
+# xmlstarlet ed --inplace -N x="http://maven.apache.org/POM/4.0.0" \
+# -u "//x:project/x:parent[x:artifactId='sdk-platform-java-config']/x:version" \
+# -v "${SHARED_DEPS_VERSION}" \
+# "${pom}"
  fi
  done
 fi