docs: fix truncated line

Not sure how that happened.

fix: #785

Author: isaacs

docs/src/content/tap-protocol/index.md

@@ -114,11 +114,12 @@ about a test point.
 
 A test point can be marked as `todo` to indicate that it is going to
 be implemented later, or `skip` to indicate that the test should not
-be performed in the given context.  `todo` and `skip` are
+be performed in the given context.  `todo` and `skip` are handled
+programmatically to indicate these states.  Failures of `todo` or `skip`
+test points will not be treated as failure overall.
 
-A test point associated with a
-Subtest can also have a `# time=...` directive indicating how long the
-subtest took to run.
+A test point associated with a Subtest can also have a `# time=...`
+directive indicating how long the subtest took to run.
 
 Example: