openpower-libhei: srcrev bump 1252846796..21a2354c80

Matt Spinler (1):
      setup.py: Check for version in env var

Change-Id: I263685266216c8ca8b3c6bba724631c07dda38ef
Signed-off-by: Andrew Geissler <openbmcbump-github@yahoo.com>
diff --git a/meta-openpower/recipes-phosphor/logging/openpower-libhei-rev.inc b/meta-openpower/recipes-phosphor/logging/openpower-libhei-rev.inc
index 41c99c2..e2dc7f6 100644
--- a/meta-openpower/recipes-phosphor/logging/openpower-libhei-rev.inc
+++ b/meta-openpower/recipes-phosphor/logging/openpower-libhei-rev.inc
@@ -2,5 +2,5 @@
 PV = "0.1+git${SRCPV}"
 
 SRC_URI = "git://github.com/openbmc/openpower-libhei;branch=master;protocol=https"
-SRCREV = "1252846796f4ca677e026b1681abe5b5a718639f"
+SRCREV = "21a2354c80b70153e875d74e0a8ccfcbe398484a"