[#573] Enable dbstat table by default

Author: pawurb

ext/sqlite3/extconf.rb

@@ -63,7 +63,8 @@ def configure_packaged_libraries
               "-fvisibility=hidden", # see https://github.com/rake-compiler/rake-compiler-dock/issues/87
               "-DSQLITE_DEFAULT_WAL_SYNCHRONOUS=1",
               "-DSQLITE_USE_URI=1",
-              "-DSQLITE_ENABLE_DBPAGE_VTAB=1"
+              "-DSQLITE_ENABLE_DBPAGE_VTAB=1",
+              "-DSQLITE_ENABLE_DBSTAT_VTAB=1"
             ]
             env["CFLAGS"] = [user_cflags, env["CFLAGS"], more_cflags].flatten.join(" ")
             recipe.configure_options += env.select { |k, v| ENV_ALLOWLIST.include?(k) }