apollo实现星火自动驾驶大赛赛事集锦--交汇路口减速慢行场景（方法一）报错解决

sources:星火自动驾驶大赛赛事集锦--交汇路口减速慢行场景（方法一）_Apollo开发者社区

这里在build后报错：

buildtool build -p modules/planning/traffic_rules/region_speed_limit/

(17:05:37) ERROR: /apollo_workspace/modules/planning/traffic_rules/region_speed_limit/proto/BUILD:4:1: indentation error
(17:05:37) ERROR: /apollo_workspace/modules/planning/traffic_rules/region_speed_limit/proto/BUILD:15:10: syntax error at 'outdent': expected expression
(17:05:37) ERROR: /apollo_workspace/modules/planning/traffic_rules/region_speed_limit/BUILD:33:15: no such target '//modules/planning/traffic_rules/region_speed_limit/proto:install_src': target 'install_src' not declared in package 'modules/planning/traffic_rules/region_speed_limit/proto' defined by /apollo_workspace/modules/planning/traffic_rules/region_speed_limit/proto/BUILD and referenced by '//modules/planning/traf