✏️ Fix typo, simplify single quote/apostrophe character in "Sister Margaret's" everywhere in the docs (#721)

docs/img/tutorial/relationships/select/relationships2.drawio

@@ -115,7 +115,7 @@
                 <mxCell id="56" value="&lt;span style=&quot;font-family: &amp;#34;roboto&amp;#34; ; font-size: 18px&quot;&gt;Z-Force&lt;/span&gt;" style="shape=partialRectangle;html=1;whiteSpace=wrap;connectable=0;top=0;left=0;bottom=0;right=0;overflow=hidden;" parent="54" vertex="1">
                     <mxGeometry x="50" width="110" height="50" as="geometry"/>
                 </mxCell>
-                <mxCell id="57" value="&lt;p style=&quot;background-color: rgb(255 , 255 , 255) ; line-height: 19px&quot;&gt;&lt;font face=&quot;Roboto&quot; data-font-src=&quot;https://fonts.googleapis.com/css?family=Roboto&quot; style=&quot;font-size: 18px&quot;&gt;Sister Margaret’s Bar&lt;/font&gt;&lt;/p&gt;" style="shape=partialRectangle;html=1;whiteSpace=wrap;connectable=0;top=0;left=0;bottom=0;right=0;overflow=hidden;" parent="54" vertex="1">
+                <mxCell id="57" value="&lt;p style=&quot;background-color: rgb(255 , 255 , 255) ; line-height: 19px&quot;&gt;&lt;font face=&quot;Roboto&quot; data-font-src=&quot;https://fonts.googleapis.com/css?family=Roboto&quot; style=&quot;font-size: 18px&quot;&gt;Sister Margaret's Bar&lt;/font&gt;&lt;/p&gt;" style="shape=partialRectangle;html=1;whiteSpace=wrap;connectable=0;top=0;left=0;bottom=0;right=0;overflow=hidden;" parent="54" vertex="1">
                     <mxGeometry x="160" width="200" height="50" as="geometry"/>
                 </mxCell>
                 <mxCell id="66" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;exitX=1;exitY=0.5;exitDx=0;exitDy=0;strokeWidth=2;" parent="1" source="18" target="54" edge="1">