Elk renderer causes arrows to show on connections that aren't supposed to have arrows

[DonaverBoxwood]

Description

When using the Elk renderer to display flowcharts, connections without arrows (---, -.-, and ===) show arrows.

Steps to reproduce

1. Create a flowchart and apply the Elk renderer
2. Connect two nodes using non-arrow connections
3. Notice how unwanted arrows appear

Screenshots

Code Sample

%%{init:{'layout':'elk'}}%%
flowchart LR
    a -.- b
    c --- d
    e === f

Setup

• Mermaid version: 11.2.1
• Browser and Version: Firefox 130.0

Suggested Solutions

No response

Additional Context

No response

[zmbc]

Apologies for the simple question, but is Elk the default? I see this issue as well and am not expressly using Elk. I also see it at https://mermaid.js.org/syntax/flowchart.html#links-between-nodes