fix: keep member chain line-end comments on the same line

[jtkiesel]

What changed with this PR:

Member chain trailing comments that are not own-line comments are kept on the same line as the member they follow.

Example

Input

a() // comment
  .b()
  .c();

a()
  .b() // comment
  .c();

Output

a() // comment
  .b()
  .c();

a()
  .b() // comment
  .c();

Relative issues or prs:

Closes #883