style(theme): update lightMutedBlue color and use mutedBlue in UIElementNode

The lightMutedBlue color was updated to a more appropriate shade and UIElementNode now uses mutedBlue instead of textMuted for better visual consistency

Author: moazbuilds

src/cli/tui/routes/workflow/components/timeline/ui-element-node.tsx

@@ -22,7 +22,7 @@ export function UIElementNode(props: UIElementNodeProps) {
 
   return (
     <box paddingLeft={1} paddingRight={1}>
-      <text fg={themeCtx.theme.textMuted}>
+      <text fg={themeCtx.theme.mutedBlue}>
         {separator} {props.uiElement.text} {separator}
       </text>
     </box>

src/cli/tui/shared/context/theme/codemachine.json

@@ -35,7 +35,7 @@
     "lightStep11": "#78716C",
     "lightStep12": "#292524",
     "lightSecondary": "#9333EA",
-    "lightMutedBlue": "#6B5F52",
+    "lightMutedBlue": "#6B7F8A",
     "lightPurple": "#7E22CE",
     "lightRed": "#C2410C",
     "lightGreen": "#15803D",