meta: yosemite4: Lower MGNT_TEMP_C UCR threshold

Lower the MGNT_TEMP_C UCR threshold on the management board from 50 to
45.

Motivation:
The Meta thermal team requested lowering the UCR thresholds based on
PVT test data.

Change-Id: I1a2de264c0af0d8a7d3507ff6b3cf513920d8ab6
Signed-off-by: Eric Yang <eric.yang.wiwynn@gmail.com>
diff --git a/configurations/meta/yv4/yosemite4.json b/configurations/meta/yv4/yosemite4.json
index 81040e2..18e9aec 100644
--- a/configurations/meta/yv4/yosemite4.json
+++ b/configurations/meta/yv4/yosemite4.json
@@ -757,7 +757,7 @@
                     "Hysteresis": 0,
                     "Name": "upper critical",
                     "Severity": 1,
-                    "Value": 50
+                    "Value": 45
                 }
             ],
             "Type": "TMP75"
diff --git a/configurations/meta/yv4/yosemite4n.json b/configurations/meta/yv4/yosemite4n.json
index 13845ed..817574c 100644
--- a/configurations/meta/yv4/yosemite4n.json
+++ b/configurations/meta/yv4/yosemite4n.json
@@ -778,7 +778,7 @@
                     "Hysteresis": 0,
                     "Name": "upper critical",
                     "Severity": 1,
-                    "Value": 50
+                    "Value": 45
                 }
             ],
             "Type": "TMP75"