docs: add missing trailing newlines to top-level docs-cann-ops-competitions-AtomGit

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已合并

docs: add missing trailing newlines to top-level docs #805

gcw_93rlw6ed创建于 7月29日从gcw_93rlw6ed/cann-ops-competitions： fix/missing-trailing-newlines 合入到 cann/cann-ops-competitions： master

docs: add missing trailing newlines to top-level docs #805

已合并

gcw_93rlw6ed创建于 7月29日

从gcw_93rlw6ed/cann-ops-competitions fix/missing-trailing-newlines合入到cann/cann-ops-competitions master