printing: delete One Dive Simple.html and cleanup

The previous commit by Willem introduced
a new HTML template file which is not needed, as it was
decided to override the default `One Dive.html`.

This patch also include small cleanup in the new version
of `One Dive.html`.

Signed-off-by: Lubomir I. Ivanov <neolit123@gmail.com>

printing_templates/One Dive.html

@@ -4,7 +4,7 @@
 		body {
 			{{ print_options.grayscale }};
 			padding: 0;
-			margin: 0 0 0 6%;  <!-- Provide LH margin for binding the page -->
+			margin: 0 0 0 6%; <!-- Provide LH margin for binding the page -->
 			font-size: {{ template_options.font_size }}vw;
 			line-height: {{ template_options.line_spacing }};
 			font-family: {{ template_options.font }};
@@ -239,15 +239,13 @@
 						</tr>
 						</tbody>
 					</table>
-				</div>  <!-- notesSection -->
+				</div> <!-- notesSection -->
 
-			</div>      <!-- innerContainer -->
-		</div>			<!-- mainContainer -->
+			</div> <!-- innerContainer -->
+		</div> <!-- mainContainer -->
 
 	{% endfor %}
 {% endblock %}
-
-</div>	<!-- Body_div -->
-
+</div>
 </body>
 </html>