[PATCH] Documentation/git-clean.txt: don't mention deletion of .git/modules/*

I found no evidence of such behavior in the source code.

Signed-off-by: Matt McCutchen <redacted>
---

This is based on the maint branch, a08595f.

 Documentation/git-clean.txt | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/Documentation/git-clean.txt b/Documentation/git-clean.txt
index 641681f..51a7e26 100644
--- a/Documentation/git-clean.txt
+++ b/Documentation/git-clean.txt

@@ -37,9 +37,7 @@ OPTIONS

 	to false, 'git clean' will refuse to delete files or directories
 	unless given -f, -n or -i. Git will refuse to delete directories
 	with .git sub directory or file unless a second -f
-	is given. This affects also git submodules where the storage area
-	of the removed submodule under .git/modules/ is not removed until
-	-f is given twice.
+	is given.
 
 -i::
 --interactive::
-- 
2.5.0