[sqlite] Remove obsolete reference version 3.8.7.4.

third_party/sqlite/sqlite-src-3080704/test/varint.test

-# 2001 September 15
-#
-# The author disclaims copyright to this source code.  In place of
-# a legal notice, here is a blessing:
-#
-#    May you do good and not evil.
-#    May you find forgiveness for yourself and forgive others.
-#    May you share freely, never taking more than you give.
-#
-#***********************************************************************
-# This file implements regression tests for SQLite library.  The
-# focus of this script is variable-length integer encoding scheme.
-#
-# $Id: varint.test,v 1.1 2004/05/18 15:57:42 drh Exp $
-
-
-set testdir [file dirname $argv0]
-source $testdir/tester.tcl
-
-# Test reading and writing of varints.
-#
-set cnt 0
-foreach start {0 100 10000 1000000 0x10000000} {
-  foreach mult {1 0x10 0x100 0x1000 0x10000 0x100000 0x1000000 0x10000000} {
-    foreach incr {1 500 10000 50000000} {
-      incr cnt
-      do_test varint-1.$cnt {
-        btree_varint_test $start $mult 5000 $incr
-      } {}
-    }
-  }
-}