$NetBSD$

Do not use string values for boolean options.

--- meson_options.txt.orig	2025-01-01 16:53:54.000000000 +0000
+++ meson_options.txt
@@ -1,3 +1,3 @@
-option('extension_fixture', type: 'boolean', value: 'false', description: 'Whether to enable the fixture extension.')
-option('extension_memory', type: 'boolean', value: 'false', description: 'Whether to enable the memory extension.')
-option('support_double', type: 'boolean', value: 'false', description: 'Whether to enable double precision floating point assertions.')
+option('extension_fixture', type: 'boolean', value: false, description: 'Whether to enable the fixture extension.')
+option('extension_memory', type: 'boolean', value: false, description: 'Whether to enable the memory extension.')
+option('support_double', type: 'boolean', value: false, description: 'Whether to enable double precision floating point assertions.')