sqlite: upgrade from 3.7.5 to 3.7.6.2

- also remove the libtool.patch since it is already in the release version
- update the LIC_FILES_CHKSUM, the license is not changed, just use
  sqlite3.h as more appropriate license file. the original sqlite3.c
  is actually not point to license content.

(From OE-Core rev: 195d907986f19131d8f545b7473a676553c96028)

Signed-off-by: Yu Ke <ke.yu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-support/sqlite/sqlite3/libtool.patch

@@ -1,25 +0,0 @@
-Index: sqlite-3.2.1/Makefile.in
-===================================================================
---- sqlite-3.2.1.orig/Makefile.in	2005-03-23 17:09:39.000000000 +0100
-+++ sqlite-3.2.1/Makefile.in	2005-04-25 23:11:20.000000000 +0200
-@@ -15,7 +15,10 @@
- # The toplevel directory of the source tree.  This is the directory
- # that contains this "Makefile.in" and the "configure.in" script.
- #
--TOP = @srcdir@
-+TOP = $(srcdir)
-+srcdir = @srcdir@
-+top_srcdir = @top_srcdir@
-+top_builddir = .
- 
- # C Compiler and options for use in building executables that
- # will run on the platform that is doing the build.
-@@ -96,7 +99,7 @@
- exec_prefix = @exec_prefix@
- libdir = @libdir@
- INSTALL = @INSTALL@
--LIBTOOL = ./libtool
-+LIBTOOL = @LIBTOOL@
- ALLOWRELEASE = @ALLOWRELEASE@
- 
- # libtool compile/link/install