tests/bluetooth & bsim: Fix code compliance issues

Fix issues detected by checkpatch

Signed-off-by: Alberto Escolar Piedras <alberto.escolar.piedras@nordicsemi.no>

tests/bluetooth/gatt/src/main.c

@@ -39,7 +39,8 @@ static void test1_ccc_cfg_changed(const struct bt_gatt_attr *attr, uint16_t valu
 	nfy_enabled = (value == BT_GATT_CCC_NOTIFY) ? 1 : 0;
 }
 
-static ssize_t test1_ccc_cfg_write_cb(struct bt_conn *conn, const struct bt_gatt_attr *attr, uint16_t value)
+static ssize_t test1_ccc_cfg_write_cb(struct bt_conn *conn, const struct bt_gatt_attr *attr,
+				      uint16_t value)
 {
 	return sizeof(value);
 }

tests/bsim/bluetooth/host/gatt/ccc_store/src/peripheral.c

@@ -54,7 +54,8 @@ static void ccc_cfg_changed(const struct bt_gatt_attr *attr, uint16_t value)
 	SET_FLAG(ccc_cfg_changed_flag);
 }
 
-static ssize_t ccc_cfg_write_cb(struct bt_conn *conn, const struct bt_gatt_attr *attr, uint16_t value)
+static ssize_t ccc_cfg_write_cb(struct bt_conn *conn, const struct bt_gatt_attr *attr,
+				uint16_t value)
 {
 	if (notif_write_allowed) {
 		LOG_INF("CCC Write Request accepted.");