Update sqlite to 3.7.3.

third_party/sqlite/attach-integer.patch

Index: third_party/sqlite/attach-integer.patch
diff --git a/third_party/sqlite/attach-integer.patch b/third_party/sqlite/attach-integer.patch
index aa74e2e8056530a14a1f2243ff90cfe9f5ff4de2..ca65b9faf437af28b4b5fa1ad1a56b14b83cc264 100644
--- a/third_party/sqlite/attach-integer.patch
+++ b/third_party/sqlite/attach-integer.patch
@@ -1,6 +1,8 @@
---- src/attach.c.orig	2010-03-21 21:28:14.144127448 -0700
-+++ src/attach.c	2010-03-21 21:55:58.224754199 -0700
-@@ -313,6 +313,12 @@
+diff --git a/third_party/sqlite/src/src/attach.c b/third_party/sqlite/src/src/attach.c
+index e3dc49d..462602d 100644
+--- a/third_party/sqlite/src/src/attach.c
++++ b/third_party/sqlite/src/src/attach.c
+@@ -313,6 +313,12 @@ static void codeAttach(
  #ifndef SQLITE_OMIT_AUTHORIZATION
    if( pAuthArg ){
      char *zAuthArg = pAuthArg->u.zToken;