arch: support rocm for gpu info

[mloubout]

currently removes the Xcompile flag needed for host side as a duplicate flag

Fixes #2260

[codecov[bot]]

Codecov Report

Merging #2261 (d0002b2) into master (e707027) will decrease coverage by 0.07%. The diff coverage is 19.44%.

@@            Coverage Diff             @@
##           master    #2261      +/-   ##
==========================================
- Coverage   86.95%   86.88%   -0.07%     
==========================================
  Files         229      229              
  Lines       41970    42034      +64     
  Branches     7752     7760       +8     
==========================================
+ Hits        36495    36522      +27     
- Misses       4838     4871      +33     
- Partials      637      641       +4     

Files	Coverage Δ
devito/mpi/distributed.py	92.92% <100.00%> (+0.02%)	:arrow_up:
devito/arch/compiler.py	44.42% <85.71%> (+4.34%)	:arrow_up:
tests/test_gpu_common.py	1.40% <0.00%> (-0.02%)	:arrow_down:
devito/arch/archinfo.py	40.15% <2.12%> (-3.72%)	:arrow_down:

[deckerla]

What was the mpi problem?

This is the related issue:

https://github.com/devitocodes/devito/issues/2262