Documentation: replace strict_strtoul() with kstrtoul()

The usage of strict_strtoul() is not preferred, because
strict_strtoul() is obsolete. Thus, kstrtoul() should be
used.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/Documentation/target/tcm_mod_builder.py b/Documentation/target/tcm_mod_builder.py
index 3fe0d81..54d29c1 100755
--- a/Documentation/target/tcm_mod_builder.py
+++ b/Documentation/target/tcm_mod_builder.py
@@ -300,7 +300,7 @@
 	buf += "	int ret;\n\n"
 	buf += "	if (strstr(name, \"tpgt_\") != name)\n"
 	buf += "		return ERR_PTR(-EINVAL);\n"
-	buf += "	if (strict_strtoul(name + 5, 10, &tpgt) || tpgt > UINT_MAX)\n"
+	buf += "	if (kstrtoul(name + 5, 10, &tpgt) || tpgt > UINT_MAX)\n"
 	buf += "		return ERR_PTR(-EINVAL);\n\n"
 	buf += "	tpg = kzalloc(sizeof(struct " + fabric_mod_name + "_tpg), GFP_KERNEL);\n"
 	buf += "	if (!tpg) {\n"