MIRA: Updated help

Updated screenshots and removed outdated (removed) parts.

Issue-Ref: 3949
Issue-Url: https://af3-developer.fortiss.org/issues/3949



Signed-off-by: Andreas Bayha <bayha@fortiss.org>

org.fortiss.af3.rcp.help/toc.xml

@@ -13,14 +13,10 @@
 		</topic>
     </topic>
 	<topic label="Requirements Engineering">
-    	<topic href="html/MIRA.what_is_MIRA.html" label="What is MIRA">
-    	</topic>
     	<topic href="html/MIRA.requirements_analysis.html" label="Requirements Analysis Node">
     	</topic>
     	<topic href="html/MIRA.glossary.html" label="Glossary">
     	</topic>
-    	<topic href="html/MIRA.requirement_source.html" label="Requirement Sources">
-    	</topic>
     	<topic href="html/MIRA.requirements.html" label="Requirements">
     	</topic>
     	<!--topic href="html/MIRA.useCases.html" label="Use Cases">
@@ -29,8 +25,6 @@
         </topic>
         <topic href="html/MIRA.export_report.html" label="Export Report">
         </topic-->
-        <topic href="html/MIRA.aspects.html" label="General Aspects">
-        </topic>
 	</topic> 
 	<topic label="Modeling and Simulation">
     	<topic href="html/model_element_attributes.html" label="Introduction to Graphical Modeling Interface">