Rename function

A future commit will add a new function to find the
hwmon device from a different type of path, so clarify
the current function name in preparation.

Tested: Compiled

Change-Id: I3c990f4a91b12e592e22818b085dcd3736e5fcde
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/sysfs.cpp b/sysfs.cpp
index af5f86a..4ea32b2 100644
--- a/sysfs.cpp
+++ b/sysfs.cpp
@@ -197,7 +197,7 @@
     return emptyString;
 }
 
-std::string findHwmon(const std::string& ofNode)
+std::string findHwmonFromOFPath(const std::string& ofNode)
 {
     static constexpr auto hwmonRoot = "/sys/class/hwmon";