chore(ts-template): correct "instanciate" to "instantiate" misspelling (#965)

Fix spelling mistake in TypeScript generation template that was propagating to all generated database type files.

Author: stickerdaniel

src/server/templates/typescript.ts

@@ -35,7 +35,7 @@ export const apply = async ({
     .forEach((c) => columnsByTableId[c.table_id].push(c))
 
   const internal_supabase_schema = postgrestVersion
-    ? `// Allows to automatically instanciate createClient with right options
+    ? `// Allows to automatically instantiate createClient with right options
   // instead of createClient<Database, { PostgrestVersion: 'XX' }>(URL, KEY)
   __InternalSupabase: {
     PostgrestVersion: '${postgrestVersion}'

test/server/typegen.ts

@@ -1299,7 +1299,7 @@ test('typegen: typescript w/ postgrestVersion', async () => {
       | Json[]
 
     export type Database = {
-      // Allows to automatically instanciate createClient with right options
+      // Allows to automatically instantiate createClient with right options
       // instead of createClient<Database, { PostgrestVersion: 'XX' }>(URL, KEY)
       __InternalSupabase: {
         PostgrestVersion: "13"