Make sure dot-expression works as well

examples/test.lua

@@ -1,3 +1,3 @@
 
 global sometable = {}
-sometable["hello"] = "there"
+sometable.hello = "there"

src/ast.rs

@@ -305,7 +305,6 @@ impl Parse for IndexedAccess {
                 }
                 Token::Symbol('.') => {
                     let word = stream.parse::<Node<String>>()?;
-                    stream.expect_symbol(']')?;
                     expressions.push(Node {
                         kind: Expression::Literal(Literal::String(word.kind)),
                         meta: word.meta,