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

third_party/sqlite/src/test/notify2.test

Index: third_party/sqlite/src/test/notify2.test
diff --git a/third_party/sqlite/src/test/notify2.test b/third_party/sqlite/src/test/notify2.test
index bfb9af813cc4e6aeefe48e23620a52894aa3386c..9e40ed695b3911d529685ede2deb643efa5b78e8 100644
--- a/third_party/sqlite/src/test/notify2.test
+++ b/third_party/sqlite/src/test/notify2.test
@@ -150,9 +150,9 @@ set sql $zSql
       # Hit some other kind of error. This is a malfunction.
       error $msg
     } else {
-      # No error occured. Check that any SELECT statements in the transaction
+      # No error occurred. Check that any SELECT statements in the transaction
       # returned "1". Otherwise, the invariant was false, indicating that
-      # some malfunction has occured.
+      # some malfunction has occurred.
       foreach r $msg { if {$r != 1} { puts "Invariant check failed: $msg" } }
     }
   }
@@ -167,7 +167,7 @@ foreach {iTest xStep xPrepare} {
   1 sqlite3_blocking_step sqlite3_blocking_prepare_v2
   2 sqlite3_step          sqlite3_nonblocking_prepare_v2
 } {
-  file delete -force test.db test2.db test3.db
+  forcedelete test.db test2.db test3.db
 
   set ThreadSetup "set xStep $xStep;set xPrepare $xPrepare;set nSecond $nSecond"