Update to iD v2.29.0

[tyrasd]

Changelog:

✨ Usability & Accessibility

• Preserve rows with empty tag values in raw tag editor (#10145, thanks @Asif-Sheriff)
• Add button to fully load incompletely downloaded relations (#5420)

📷 Street-Level

• Show Mapillary username and deep link to external viewer on Mapillary photos (#10135, thanks @Sushil642)

✅ Validation

• Drop validation which checks for old style multipolygons, as these have long been fixed in OSM
• Upgrade closed ways with traffic_calming=island to area:highway=traffic_island (id-tagging-schema#1162)

🐛 Bugfixes

• Prevent (route) relations from getting corrupted while splitting their way members in certain conditions (#7653, #8415)
• Fix overflowing UI input elements of maxheight field when in imperial units mode on Firefox (#10175, thanks @1ec5)
• Fix external URL links when rearrangin multi-valued combo field options (#10153, thanks @laigyu)
• Preserve whitespace after semicolons in inscription field (#10188, thanks @matkoniecz)
• Fix bug which required a second button click when resolving/reopening of OSM notes (#8994, thanks @laigyu)

🎓 Walkthrough / Help

• Show message when a POI point is incorrectly placed as vertex (#9439, thanks @mattiapezzotti)

🔨 Development

• Upgrade eslint config to version 9

[tomhughes]

Looks good to me, thanks.