Revert "[wpa_supplicant] Cumulative patch from c4e90da6d"

This reverts commit 39bc25d3a79c1375de430a7918d949c1a86f70c6.

Test: Compilation
Change-Id: Iae7670429466958911b5296cb1359bceecc0b03e
Exempt-From-Owner-Approval: Revert since it's breaking the build
diff --git a/src/common/version.h b/src/common/version.h
index eb4f313..16c1004 100644
--- a/src/common/version.h
+++ b/src/common/version.h
@@ -9,6 +9,6 @@
 #define GIT_VERSION_STR_POSTFIX ""
 #endif /* GIT_VERSION_STR_POSTFIX */
 
-#define VERSION_STR "2.8-devel" VERSION_STR_POSTFIX GIT_VERSION_STR_POSTFIX
+#define VERSION_STR "2.7-devel" VERSION_STR_POSTFIX GIT_VERSION_STR_POSTFIX
 
 #endif /* VERSION_H */