kernel: add two missing CHANGED_BAG calls

[fingolfin]

No description provided.

[codecov]

Codecov Report

Merging #2736 into master will decrease coverage by 7.8%.
The diff coverage is 0%.

@@            Coverage Diff             @@
##           master    #2736      +/-   ##
==========================================
- Coverage   75.75%   67.95%   -7.81%     
==========================================
  Files         478      478              
  Lines      241436   241436              
==========================================
- Hits       182904   164062   -18842     
- Misses      58532    77374   +18842

Impacted Files	Coverage Δ
src/objcftl.c	24.3% <0%> (ø)	⬆️
lib/attr.gi	0% <0%> (-100%)	⬇️
lib/teachm2.g	0% <0%> (-100%)	⬇️
lib/proto.gi	0% <0%> (-83.34%)	⬇️
lib/ctblauto.gi	0% <0%> (-83.18%)	⬇️
lib/ctbllatt.gi	0% <0%> (-80.72%)	⬇️
lib/teaching.g	3.43% <0%> (-76.17%)	⬇️
lib/schursym.gi	5.2% <0%> (-62.24%)	⬇️
lib/ctblpope.gi	12.14% <0%> (-61.72%)	⬇️
lib/ctblmaps.gi	9.73% <0%> (-60.82%)	⬇️
... and 185 more