message: detect arm in cmake for jdbc
diff: @@ -22,9 +22,13 @@ add_jar(duckdb_jdbc ${JAVA_SRC_FILES} ${JAVA_TEST_FILES}
  set(OS_NAME "unknown")
  set(JVM_ARCH "amd64")
  +string(REGEX MATCH "(arm64|aarch64)" IS_ARM CMAKE_SYSTEM_PROCESSOR)
  +if(IS_ARM)
  + set(JVM_ARCH "arm64")
  +endif()
  +
  if(APPLE)
  set(OS_NAME "osx")
  - set(JVM_ARCH ${CMAKE_SYSTEM_PROCESSOR})
  endif()
  if(WIN32)
  set(OS_NAME "windows")
  