specs: add place-holders for unspecified zlisp functions.

To help provide positive feedback for progress with legacy test
migration...
* lib/zemacs/specs/zlisp_bind_spec.yaml,
lib/zemacs/specs/zlisp_buffer_spec.yaml,
lib/zemacs/specs/zlisp_move_spec.yaml: Add pending examples for
unspecified zlisp functions.
* lib/zemacs/specs/zlisp_edit_spec.yaml,
lib/zemacs/specs/zlisp_file_spec.yaml,
lib/zemacs/specs/zlisp_help_spec.yaml,
lib/zemacs/specs/zlisp_killring_spec.yaml,
lib/zemacs/specs/zlisp_line_spec.yaml,
lib/zemacs/specs/zlisp_lisp_spec.yaml,
lib/zemacs/specs/zlisp_macro_spec.yaml,
lib/zemacs/specs/zlisp_marker_spec.yaml,
lib/zemacs/specs/zlisp_registers_spec.yaml,
lib/zemacs/specs/zlisp_search_spec.yaml,
lib/zemacs/specs/zlisp_undo_spec.yaml,
lib/zemacs/specs/zlisp_variables_spec.yaml,
lib/zemacs/specs/zlisp_window_spec.yaml: New spec-files with
pending examples for unspecified zlisp functions:
* lib/zemacs/zpecs/specs.mk (specl_SPECS): Add all of the above.

Signed-off-by: Gary V. Vaughan <gary@gnu.org>