refactor: renaming parables to proverbs according to requirements

src/.vuepress/components/Bar.vue

@@ -89,7 +89,7 @@ export default {
       { title: 'Translation of the Arabic version', to: '/arabictranslation.html' },
       { title: 'Translation of the Syriac version', to: '/syriacranslation.html' },
       { title: 'Sayings', to: '/sayings.html' },
-      { title: 'Parables', to: '/parables.html' },
+      { title: 'Proverbs', to: '/proverbs.html' },
       { title: 'Stemmata', to: '/stemmata.html' },
       { title: 'Collation', to: '/collation.html' },
       { title: 'Edition guidelines', to: '/editionguidelines.html' },

src/parables.md → src/proverbs.md

 ---
 home: false
-title: Parables
+title: Proverbs
 layout: Layout
 ---