Change buf size holding integer in ResourceTable

A 32-bit integer can be 10 characters long plus a byte for \0 at the
end.

Change-Id: I58040fe6e1674e78bcc6e07463ff36fb26e280f4
diff --git a/tools/aapt/ResourceTable.cpp b/tools/aapt/ResourceTable.cpp
index a389bfb..0b531c2 100644
--- a/tools/aapt/ResourceTable.cpp
+++ b/tools/aapt/ResourceTable.cpp
@@ -382,7 +382,7 @@
         }
         attr.createIfNeeded(outTable);
         if (!attr.hasErrors) {
-            char buf[10];
+            char buf[11];
             sprintf(buf, "%d", l10n_required);
             err = outTable->addBag(attr.sourcePos, myPackage, attr16, attr.ident,
                     String16(""), String16("^l10n"), String16(buf), NULL, NULL);