feat: Add OpenEdge ABL language support (#670)

Co-authored-by: Darien Govender <darieng@mip.co.za>

Author: DGovender

src/renderer/components/editor/grammars/languages.ts

@@ -586,6 +586,12 @@ export const languages: LanguageOption[] = [
     grammar: () => import('./textmate/ocaml.tmLanguage.json'),
     scopeName: 'source.ocaml',
   },
+  {
+    name: 'OpenEdge ABL',
+    value: 'oeabl',
+    grammar: () => import('./textmate/oeabl.tmLanguage.json'),
+    scopeName: 'source.oeabl',
+  },
   {
     name: 'OpenGL',
     value: 'glsl',