Small fix to avoid calling KVS init twice (#25917)

src/platform/qpg/qpgConfig.cpp

@@ -40,18 +40,8 @@ namespace Internal {
 
 CHIP_ERROR QPGConfig::Init()
 {
-    const qvStatus_t status = qvCHIP_KvsInit();
-
-    if (QV_STATUS_NO_ERROR == status)
-    {
-        return CHIP_NO_ERROR;
-    }
-    else if (QV_STATUS_BUFFER_TOO_SMALL == status)
-    {
-        return CHIP_ERROR_BUFFER_TOO_SMALL;
-    }
-
-    return CHIP_ERROR_INTERNAL;
+    // KVS will already be initialized in qvCHIP_Init before this is called from CHIP stack
+    return CHIP_NO_ERROR;
 }
 
 CHIP_ERROR QPGConfig::ReadConfigValue(Key key, bool & val)