mediatek: mt8192: fix MISSING_BREAK

The case for value "VCOREFS_SMC_CMD_INIT" is not
terminated by a "break" statement.

Change-Id: I56cc7c1648e101c0da6e77e592e6edbd5d37724e
diff --git a/plat/mediatek/mt8192/drivers/spm/mt_spm_vcorefs.c b/plat/mediatek/mt8192/drivers/spm/mt_spm_vcorefs.c
index 50b076a..f74ea80 100644
--- a/plat/mediatek/mt8192/drivers/spm/mt_spm_vcorefs.c
+++ b/plat/mediatek/mt8192/drivers/spm/mt_spm_vcorefs.c
@@ -392,6 +392,8 @@
 		dvfsrc_init();
 
 		*x4 = 0U;
+		mmio_write_32(DVFSRC_SW_REQ5, 0U);
+		break;
 	case VCOREFS_SMC_CMD_KICK:
 		mmio_write_32(DVFSRC_SW_REQ5, 0U);
 		break;