Issue #13491: Fix many errors in sqlite3 documentation

Initial patch by Johannes Vogel.
diff --git a/Misc/NEWS b/Misc/NEWS
index a67a26a..81ec44b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -524,6 +524,9 @@
 Documentation
 -------------
 
+- Issue #13491: Fix many errors in sqlite3 documentation. Initial
+  patch by Johannes Vogel.
+
 - Issue #13402: Document absoluteness of sys.executable.
 
 - Issue #13883: PYTHONCASEOK also used on OS X and OS/2.