Log Message:
wm/spectrwm: update to 3.5.1

Released on Nov 25, 2023

Fixes NetBSD support and a few minor issues.
 - Fix bar_at_bottom bottom gap when bar_border_width > 0.
 - Fix maximize new windows in max layout when max_layout_maximize = 1.
 - Fix autorun option and WS quirk should accept a value of -1 as stated in
   the manual.
 - Fix bar_color_free and bar_font_color_free options.
 - Fix bar urgency hint (+U) workspaces should begin at 1.
 - Fix iconified windows should uniconify on MapRequest.
 - Fix focus fallback issue when iconifying windows.
 - Improve handling when programs try to position their own windows.
 - Fix NetBSD build issues.
 - Add NetBSD to list of OSes that have the XCB XInput Extension.
 - Fix build failure when building without the XCB XInput Extension.
 - Fix possible segfault at startup.
 - Add SWMHACK section to manual.
 - Fix typos in manual.