Remove unneeded dep libdbi

This dependency is not needed and it's most probably a left over from
openbsc git repository split.

Change-Id: I84b0e2851dc89dca39e87215c71e93457acb884f
diff --git a/configure.ac b/configure.ac
index d5d80cc..532b977 100644
--- a/configure.ac
+++ b/configure.ac
@@ -79,7 +79,6 @@
 
 dnl checks for header files
 AC_HEADER_STDC
-AC_CHECK_HEADERS(dbi/dbd.h,,AC_MSG_ERROR(DBI library is not installed))
 
 found_pcap=yes
 AC_CHECK_HEADERS(pcap/pcap.h,,found_pcap=no)
diff --git a/debian/control b/debian/control
index 4a3a07f..ce2167a 100644
--- a/debian/control
+++ b/debian/control
@@ -13,8 +13,6 @@
                libtalloc-dev,
                libc-ares-dev,
                libgtp-dev,
-               libdbi-dev,
-               libdbd-sqlite3,
                libosmocore-dev,
                libosmo-abis-dev,
                libosmo-ranap-dev,