Disable a portion of one doc-test
* test/src/doc-tests.el (doc-test-substitute-command-keys): Disable component that fails twice in the past 5 weeks due to changes in the minibuffer map.
* test/src/doc-tests.el (doc-test-substitute-command-keys): Disable component that fails twice in the past 5 weeks due to changes in the minibuffer map.