Yes! 😀 That's because Xaman is doing the "heavy lifting" for you in the background.
If you are in doubt, you can check your r-address using @XahauExplorer or @xahscan.
If the trustline was properly configured, it should be visible under the "Trustlines" tab, like here. 👇
ALT Source: https://xahscan.com/account/rH5RpDxc1cXJhgDF4cMKkcZQ9HLYTsTZa9
Happy to share that we're joining several talented independent devs on the Xahau L2 Dev Table. We're committed to bringing our feature rich API and explorer services to the @XahauNetwork.
Stay tuned @xahscan
We're thrilled to build on #Xahau and support its broader usage. As a group of independent, XRPL tech related companies and individuals we're participating in the @XahauNetwork Governance Game as an L2 table.