Coccinelle: kzalloc-simple: Rename kzalloc-simple to zalloc-simple

Rename kzalloc-simple to zalloc-simple since now the rule is not
specific to kzalloc function only, but also to many other zero memory
allocating functions specified in the rule.

Suggested-by: SF Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

diff --git a/scripts/coccinelle/api/alloc/kzalloc-simple.cocci b/scripts/coccinelle/api/alloc/zalloc-simple.cocci
similarity index 100%
rename from scripts/coccinelle/api/alloc/kzalloc-simple.cocci
rename to scripts/coccinelle/api/alloc/zalloc-simple.cocci