update code owners

lib/qmmm/*            @akohlmey

lib/vtk/*             @rbberger

lib/kim/*             @ellio167

lib/mesont/*          @iafoss

# whole packages

src/COMPRESS/*        @akohlmey

src/USER-INTEL/*      @wmbrownintel

src/USER-MANIFOLD/*   @Pakketeretet2

src/USER-MEAMC/*      @martok

src/USER-MESONT/*     @iafoss

src/USER-MOFFF/*      @hheenen

src/USER-MOLFILE/*    @akohlmey

src/USER-NETCDF/*     @pastewka

src/info.*                @akohlmey @rbberger

src/timer.*               @akohlmey

src/min*                  @sjplimp @stanmoore1

src/utils.*               @akohlmey @rbberger

# tools

tools/msi2lmp/*       @akohlmey

# cmake

cmake/*               @junghans @rbberger

cmake/Modules/Packages/USER-COLVARS.cmake @junghans @rbberger @giacomofiorin

cmake/Modules/Packages/KIM.cmake @junghans @rbberger @ellio167

cmake/presets/*.cmake @junghans @rbberger @akohlmey

# python

python/*              @rbberger