Add SMBPBI sensor

This sensor implementation polls readings from a virtual
eeprom i2c device. It can be used to read telemetry and
expose readings on dbus.

Entity Manager configs:
{
        "Address": "0x1f",
        "Bus": 1,
        "ReadOffset": 288,
        "Units": "DegreesC",
        "Name": "Example_0_Temp_0",
        "PollRate": 1.0,
        "MinValue": -128,
        "MaxValue": 127,
        "Thresholds": [
          {
            "Direction": "greater than",
            "Name": "upper non critical",
            "Severity": 0,
            "Value": 90.0
          }
        ],
        "ValueType": "UINT64",
        "Type": "SmbpbiVirtualEeprom"
}

Change-Id: I13a5a82b583a31dd57feb7b3e6929e2a469d4b6d
Signed-off-by: Aushim Nagarkatti <anagarkatti@nvidia.com>
diff --git a/src/meson.build b/src/meson.build
index 2371d56..0929ba7 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -97,6 +97,10 @@
     subdir('intel-cpu')
 endif
 
+if get_option('smbpbi').allowed()
+    subdir('smbpbi')
+endif
+
 if get_option('adc').allowed()
     subdir('adc')
 endif