schemas: use lower_snake_case for filenames

To be consistent with lower_snake_case source code filenames, use
lower_snake_case for schema file names as well.

Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Change-Id: Id5ddeb4152a147229d522ddc0a1376875bfdfc78
diff --git a/meson.build b/meson.build
index e105f58..0e5d21d 100644
--- a/meson.build
+++ b/meson.build
@@ -165,12 +165,12 @@
     'global.json',
     'legacy.json',
     'openbmc-dbus.json',
-    'IBM.json',
-    'Intel.json',
-    'Pid.json',
-    'Pid.Zone.json',
-    'Stepwise.json',
-    'VirtualSensor.json',
+    'ibm.json',
+    'intel.json',
+    'pid.json',
+    'pid_zone.json',
+    'stepwise.json',
+    'virtual_sensor.json',
 ]
 
 foreach s : schemas
diff --git a/schemas/global.json b/schemas/global.json
index 4151cc8..6b6382e 100644
--- a/schemas/global.json
+++ b/schemas/global.json
@@ -9,28 +9,28 @@
             ],
             "oneOf": [
                 {
-                    "$ref": "IBM.json#/definitions/IBMCompatibleSystem"
+                    "$ref": "ibm.json#/definitions/IBMCompatibleSystem"
                 },
                 {
-                    "$ref": "IBM.json#/definitions/IBMCFFPSConnector"
+                    "$ref": "ibm.json#/definitions/IBMCFFPSConnector"
                 },
                 {
-                    "$ref": "Intel.json#/definitions/IntelFanConnector"
+                    "$ref": "intel.json#/definitions/IntelFanConnector"
                 },
                 {
-                    "$ref": "Pid.json#/definitions/Pid"
+                    "$ref": "pid.json#/definitions/Pid"
                 },
                 {
-                    "$ref": "Pid.Zone.json#/definitions/PidZone"
+                    "$ref": "pid_zone.json#/definitions/PidZone"
                 },
                 {
-                    "$ref": "Stepwise.json#/definitions/Stepwise"
+                    "$ref": "stepwise.json#/definitions/Stepwise"
                 },
                 {
                     "$ref": "legacy.json#/definitions/Aggregate"
                 },
                 {
-                    "$ref": "VirtualSensor.json#/definitions/VirtualSensor"
+                    "$ref": "virtual_sensor.json#/definitions/VirtualSensor"
                 },
                 {
                     "description": [
diff --git a/schemas/IBM.json b/schemas/ibm.json
similarity index 100%
rename from schemas/IBM.json
rename to schemas/ibm.json
diff --git a/schemas/Intel.json b/schemas/intel.json
similarity index 100%
rename from schemas/Intel.json
rename to schemas/intel.json
diff --git a/schemas/Pid.json b/schemas/pid.json
similarity index 100%
rename from schemas/Pid.json
rename to schemas/pid.json
diff --git a/schemas/Pid.Zone.json b/schemas/pid_zone.json
similarity index 100%
rename from schemas/Pid.Zone.json
rename to schemas/pid_zone.json
diff --git a/schemas/Stepwise.json b/schemas/stepwise.json
similarity index 100%
rename from schemas/Stepwise.json
rename to schemas/stepwise.json
diff --git a/schemas/VirtualSensor.json b/schemas/virtual_sensor.json
similarity index 100%
rename from schemas/VirtualSensor.json
rename to schemas/virtual_sensor.json