proc: remove MODULE_LICENSE

proc is not modular, so MODULE_LICENSE just expands to empty space.  proc
without doubts remains GPLed.

Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 6ecf639..82b3a1b 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -467,4 +467,3 @@
 	de_put(&proc_root);
 	return -ENOMEM;
 }
-MODULE_LICENSE("GPL");