GDPR get data takes host type as a parameter

[NelsonVides]

This will be needed in order to correctly query the correct pools where is needed. We can see that it was already done for mod_mam in #3123, which in-place queries the host_type. We can just use it as a parameter to the function.

[codecov]

Codecov Report

Merging #3140 (7458c1b) into master (6433bca) will decrease coverage by 0.00%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #3140      +/-   ##
==========================================
- Coverage   79.47%   79.46%   -0.01%     
==========================================
  Files         396      396              
  Lines       32419    32418       -1     
==========================================
- Hits        25764    25760       -4     
- Misses       6655     6658       +3     

Impacted Files	Coverage Δ
src/inbox/mod_inbox.erl	90.14% <ø> (ø)
src/mam/mod_mam.erl	89.53% <ø> (-0.05%)	⬇️
src/mod_muc.erl	76.20% <ø> (ø)
src/mod_private.erl	84.21% <ø> (ø)
src/mod_roster.erl	76.85% <ø> (ø)
src/mod_vcard.erl	76.95% <ø> (ø)
src/offline/mod_offline.erl	77.47% <ø> (ø)
src/pubsub/mod_pubsub.erl	71.88% <ø> (ø)
src/mam/mod_mam_muc.erl	74.75% <100.00%> (ø)
src/mod_muc_room.erl	77.06% <100.00%> (+0.17%)	⬆️
... and 11 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 6433bca...7458c1b. Read the comment docs.

[chrzaszcz]

Looks good!