Fix some type issues

src/App.tsx

@@ -105,7 +105,7 @@ const Results = (props: ResultsProps) => {
 
 const convertSearchBoxShorthand = (input: string, conlang: Conlang): string => {
     if (conlang === Conlang.Saimiar) {
-        return input
+        return (input as any)
             .replaceAll(/ee/g, "ê")
             .replaceAll(/oo/g, "ô")
             .replaceAll(/o'/g, "ø")

src/types.ts

@@ -16,6 +16,8 @@ interface SaiEntryProps {
     eng: string;
     syn_category: string;
     morph_type: string;
+    etym: string;
+    semantic_field: string;
     notes: string;
 }