project: Relax the submodule name pattern to accept dots

Even if dots are used as separators for Git config keys, they are not
forbidden as part of submodule names. This fixes the issue of submodules
with a name like e.g. "long.js" to be skipped from checkout.

Change-Id: I77da07925ad207fa3d043067dfbbcb4a1ebdac4d

project.py

@@ -1807,8 +1807,8 @@ class Project(object):
         submodules.append((sub_rev, sub_path, sub_url))
       return submodules
 
-    re_path = re.compile(r'^submodule\.([^.]+)\.path=(.*)$')
-    re_url = re.compile(r'^submodule\.([^.]+)\.url=(.*)$')
+    re_path = re.compile(r'^submodule\.(.+)\.path=(.*)$')
+    re_url = re.compile(r'^submodule\.(.+)\.url=(.*)$')
 
     def parse_gitmodules(gitdir, rev):
       cmd = ['cat-file', 'blob', '%s:.gitmodules' % rev]