fix(connectionline): set stroke color

src/components/Edges/BezierEdge.tsx

@@ -44,10 +44,10 @@ export default memo(
     ) : null;
 
     return (
-      <g>
+      <>
         <path style={style} d={dAttr} className="react-flow__edge-path" />
         {text}
-      </g>
+      </>
     );
   }
 );

src/components/Edges/StepEdge.tsx

@@ -23,14 +23,14 @@ export default memo(
     ) : null;
 
     return (
-      <g>
+      <>
         <path
           style={style}
           className="react-flow__edge-path"
           d={`M ${sourceX},${sourceY}L ${sourceX},${centerY}L ${targetX},${centerY}L ${targetX},${targetY}`}
         />
         {text}
-      </g>
+      </>
     );
   }
 );

src/components/Edges/StraightEdge.tsx

@@ -23,10 +23,10 @@ export default memo(
     ) : null;
 
     return (
-      <g>
+      <>
         <path style={style} className="react-flow__edge-path" d={`M ${sourceX},${sourceY}L ${targetX},${targetY}`} />
         {text}
-      </g>
+      </>
     );
   }
 );