sensorhandler: Add functionality to use m, b, b_exp from config.yaml

Change-Id: I1b5b8a5e0e5abd74eadde494728f363cf1ca4ec6
Signed-off-by: Emily Shaffer <emilyshaffer@google.com>
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/sensorhandler.h b/sensorhandler.h
index 2b1f527..3022296 100644
--- a/sensorhandler.h
+++ b/sensorhandler.h
@@ -258,7 +258,7 @@
     uint16_t reserved;
     uint8_t oem_reserved;
     uint8_t id_string_info;
-    char id_string[16];
+    char id_string[FULL_RECORD_ID_STR_MAX_LENGTH];
 } __attribute__((packed));
 
 namespace body