fix: try to explicitly enable load-extension

because this configuration option seems to not be working on windows
when building from source

Author: flavorjones

ext/sqlite3/extconf.rb

@@ -52,7 +52,8 @@ def configure_packaged_libraries
           recipe.configure_options += [
             "--disable-shared",
             "--enable-static",
-            "--enable-fts5"
+            "--enable-fts5",
+            "--enable-load-extension"
           ]
           ENV.to_h.tap do |env|
             user_cflags = with_config("sqlite-cflags")