Add //third_party/sqlite to dirs_to_snapshot, remove net_sql.patch

third_party/sqlite/src/test/corrupt6.test

Index: third_party/sqlite/src/test/corrupt6.test
diff --git a/third_party/sqlite/src/test/corrupt6.test b/third_party/sqlite/src/test/corrupt6.test
index c0dcedf3d9f66d5157861197571de2aaa4357135..7d90c4a3ba5d769781209c3bee2c8d877bcacf01 100644
--- a/third_party/sqlite/src/test/corrupt6.test
+++ b/third_party/sqlite/src/test/corrupt6.test
@@ -24,6 +24,10 @@ source $testdir/tester.tcl
 #
 do_not_use_codec
 
+# These tests deal with corrupt database files
+#
+database_may_be_corrupt
+
 # We must have the page_size pragma for these tests to work.
 #
 ifcapable !pager_pragmas {