Add support for flex bmr490

https: //flex.com/-/media/Project/Flex/BrandSite/technology/power/power_modules/Digital_DCDC/Flex-TS---BMR490_19-04-15.pdf
Change-Id: I4b1fc3eee1a8b33b99b1b07b1886ce6ceb630999
Signed-off-by: linchuyuan <linchuyuan@google.com>
diff --git a/src/PSUSensorMain.cpp b/src/PSUSensorMain.cpp
index 1e139ce..2933c70 100644
--- a/src/PSUSensorMain.cpp
+++ b/src/PSUSensorMain.cpp
@@ -45,6 +45,7 @@
      "xyz.openbmc_project.Configuration.ADM1272",
      "xyz.openbmc_project.Configuration.ADM1275",
      "xyz.openbmc_project.Configuration.ADM1278",
+     "xyz.openbmc_project.Configuration.BMR490",
      "xyz.openbmc_project.Configuration.DPS800",
      "xyz.openbmc_project.Configuration.INA219",
      "xyz.openbmc_project.Configuration.INA230",
@@ -77,6 +78,7 @@
     "adm1272",
     "adm1275",
     "adm1278",
+    "bmr490",
     "dps800",
     "ina219",
     "ina230",