drm/amdgpu: Use ARRAY_SIZE for sos_old_versions

Fixes coccicheck warning:

drivers/gpu/drm/amd/amdgpu/psp_v3_1.c:182:40-41: WARNING: Use ARRAY_SIZE
Reported-by: NHulk Robot <hulkci@huawei.com>
Signed-off-by: Nzhengbin <zhengbin13@huawei.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/psp_v3_1.c

@@ -179,7 +179,7 @@ static bool psp_v3_1_match_version(struct amdgpu_device *adev, uint32_t ver)
 	 * Double check if the latest four legacy versions.
 	 * If yes, it is still the right version.
 	 */
-	for (i = 0; i < sizeof(sos_old_versions) / sizeof(uint32_t); i++) {
+	for (i = 0; i < ARRAY_SIZE(sos_old_versions); i++) {
 		if (sos_old_versions[i] == adev->psp.sos_fw_version)
 			return true;
 	}