Removes WIP status from walkthrough graph SVG

walkthroughs/welcome/commit-graph.svg

@@ -67,7 +67,7 @@
 
         <circle stroke="var(--vscode-gitlens-graphLane5Color)" cx="305" cy="245" r="8" stroke-width="2"/>
 
-        <text x="366" y="33.5" fill="var(--vscode-editor-foreground)" opacity="0.45"><tspan>Work in progress</tspan><tspan dx="9" dy="1" font-family="codicon">&#xea73;</tspan><tspan dx="3" dy="-1">2</tspan><tspan dx="9" dy="1" font-family="codicon">&#xea60;</tspan><tspan dx="3" dy="-1">1</tspan></text>
+        <text x="366" y="33.5" fill="var(--vscode-editor-foreground)" opacity="0.45"><tspan>Work in progress</tspan></text>
         <text fill="var(--vscode-editor-foreground)" opacity="0.7" font-size="11">
             <tspan x="366" y="59.5">Improves performance &amp; reduces bundle size</tspan>
             <tspan x="366" y="86.5">Adds brand new welcome experience</tspan>