bismuth: drop package

No longer works from KDE 5.27.
Developers not intended to work on.

Bismuth-Forge/bismuth#471

Author: sgn

srcpkgs/bismuth/template

@@ -43,6 +43,7 @@ replaces="
  avogadro<=1.2.0_9
  beignet<=1.3.2_10
  bgc<=1.0.1_1
+ bismuth<=3.1.4_1
  bitcoin<=22.0_5
  bokken<=1.8_3
  bomi<=0.9.11_17