[chore](be-ut) Fix the issues with BE UT when starting on macOS (#35946)

The workflow BE UT (macOS) failed to be started due to missing libjvm.dylib.
See https://github.com/apache/doris/actions/runs/9394949541/job/25873499203

run-be-ut.sh

@@ -281,6 +281,7 @@ done < <(find "${CMAKE_BUILD_DIR}" -name "*gcda")
 setup_java_env() {
     local java_version
 
+    echo "JAVA_HOME: ${JAVA_HOME}"
     if [[ -z "${JAVA_HOME}" ]]; then
         return 1
     fi
@@ -302,6 +303,10 @@ setup_java_env() {
     else
         export LD_LIBRARY_PATH="${JAVA_HOME}/lib/${jvm_arch}/server:${JAVA_HOME}/lib/${jvm_arch}:${LD_LIBRARY_PATH}"
     fi
+
+    if [[ "$(uname -s)" == 'Darwin' ]]; then
+        export DYLD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${DYLD_LIBRARY_PATH}"
+    fi
 }
 
 # prepare jvm if needed