Handle parser inconsistency for "u@.com" to avoid repeatedly wrapping with "<>" when fixing the bare URL (email) (fixes #1140).

test/bare-urls.md

@@ -97,6 +97,8 @@ Email addresses are treated similarly: user@example.com {MD034}
 
 Angle brackets work the same for email: <user@example.com>
 
+Unusual email addresses are handled: <user@.com>
+
 ---
 
 [is-a-valid]: https://example.com

test/snapshots/markdownlint-test-scenarios.js.md

@@ -3539,7 +3539,7 @@ Generated by [AVA](https://avajs.dev).
             editColumn: 59,
             insertText: '<https://example.com>',
           },
-          lineNumber: 104,
+          lineNumber: 106,
           ruleDescription: 'Bare URL used',
           ruleInformation: 'https://github.com/DavidAnson/markdownlint/blob/v0.0.0/doc/md034.md',
           ruleNames: [
@@ -3647,6 +3647,8 @@ Generated by [AVA](https://avajs.dev).
       ␊
       Angle brackets work the same for email: <user@example.com>␊
       ␊
+      Unusual email addresses are handled: <user@.com>␊
+      ␊
       ---␊
       ␊
       [is-a-valid]: https://example.com␊