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

third_party/sqlite/src/test/capi3e.test

Index: third_party/sqlite/src/test/capi3e.test
diff --git a/third_party/sqlite/src/test/capi3e.test b/third_party/sqlite/src/test/capi3e.test
index 21304cb8e6e424d1f2d7cde2840faf5553e42e60..3e478e79040eff9d9df47dbd9a65d87a458cc914 100644
--- a/third_party/sqlite/src/test/capi3e.test
+++ b/third_party/sqlite/src/test/capi3e.test
@@ -20,7 +20,11 @@ source $testdir/tester.tcl
 # Make sure the system encoding is utf-8. Otherwise, if the system encoding
 # is other than utf-8, [file isfile $x] may not refer to the same file
 # as [sqlite3 db $x].
-encoding system utf-8
+#
+# This is no longer needed here because it should be done within the test
+# fixture executable itself, via Tcl_SetSystemEncoding.
+#
+# encoding system utf-8
 
 # Do not use a codec for tests in this file, as the database file is
 # manipulated directly using tcl scripts (using the [hexio_write] command).
@@ -60,7 +64,7 @@ proc utf8 {str} {
 db close
 
 # here's the list of file names we're testing
-set names {t 1 t. 1. t.d 1.d t-1 1-1 t.db ä.db ë.db ö.db ü.db ÿ.db}
+set names {t 1 t. 1. t.d 1.d t-1 1-1 t.db ä.db ë.db ö.db ü.db ÿ.db}
 
 set i 0
 foreach name $names {