`toml_edit` error regression compared to `toml`: missing key

[epage]

-        "expected a table key, found an equals at line 1 column 1"
+        "\
+TOML parse error at line 1, column 1
+  |
+1 | =3
+  | ^
+invalid key
+"

-        "expected a table key, found a right bracket at line 1 column 2"
+        "\
+TOML parse error at line 1, column 2
+  |
+1 | []
+  |  ^
+invalid key
+"