Re #9495 Add help button in baseline modelling step

Code/Mantid/MantidQt/CustomInterfaces/inc/MantidQtCustomInterfaces/Muon/ALCBaselineModellingView.ui

@@ -92,7 +92,20 @@
        </item>
        <item>
         <layout class="QHBoxLayout" name="horizontalLayout_2">
-         <item>
+          <item>
+            <widget class="QPushButton" name="help">
+              <property name="maximumSize">
+                <size>
+                  <width>25</width>
+                  <height>25</height>
+                </size>
+              </property>
+              <property name="text">
+                <string>?</string>
+              </property>
+            </widget>
+          </item>
+          <item>
           <spacer name="horizontalSpacer">
            <property name="orientation">
             <enum>Qt::Horizontal</enum>