simplify gitsubrepo config

Author: drmingdrmer

.gitsubrepo

@@ -1,11 +1,7 @@
 [ remote: https://github.com/ ]
 [ base: ]
 
-git-subrepo                 baishancloud/git-subrepo    master    git-subrepo
-stopwatch.py                bsc-s2/stopwatch            master    stopwatch.py
-
-[ base: mime ]
-thirdpart/mimes.json        bsc-s2/resource             master    mimes.json
-
-[ base: aws ]
-thirdpart/errorcode.json    bsc-s2/resource             master    aws/errorcode.json
+git-subrepo                  baishancloud/git-subrepo    master    git-subrepo
+stopwatch.py                 bsc-s2/stopwatch            master    stopwatch.py
+mime/thirdpart/mimes.json    bsc-s2/resource             master    mimes.json
+aws/thirdpart/errorcode.json bsc-s2/resource             master    aws/errorcode.json