Fix documentation to create the `pg_trm` extension before creating the DB
Fix documentation to create the `pg_trm` extension before creating the DB

[ci skip]

Signed-off-by: Rémy Coutable <4ea0184b9df19e0786dd00b28e6daa4d26baeb3e@rymai.me>

dreampet/gitlab,t-zuehlsdorff/gitlabhq,LUMC/gitlabhq,openwide-java/gitlabhq,t-zuehlsdorff/gitlabhq,darkrasid/gitlabhq,axilleas/gitlabhq,jirutka/gitlabhq,openwide-java/gitlabhq,jirutka/gitlabhq,htve/GitlabForChinese,mmkassem/gitlabhq,LUMC/gitlabhq,htve/GitlabForChinese,openwide-java/gitlabhq,stoplightio/gitlabhq,dplarson/gitlabhq,jirutka/gitlabhq,stoplightio/gitlabhq,axilleas/gitlabhq,mmkassem/gitlabhq,darkrasid/gitlabhq,LUMC/gitlabhq,axilleas/gitlabhq,darkrasid/gitlabhq,dreampet/gitlab,t-zuehlsdorff/gitlabhq,dplarson/gitlabhq,htve/GitlabForChinese,jirutka/gitlabhq,LUMC/gitlabhq,iiet/iiet-git,iiet/iiet-git,dplarson/gitlabhq,dreampet/gitlab,openwide-java/gitlabhq,iiet/iiet-git,dplarson/gitlabhq,t-zuehlsdorff/gitlabhq,dreampet/gitlab,darkrasid/gitlabhq,stoplightio/gitlabhq,stoplightio/gitlabhq,mmkassem/gitlabhq,htve/GitlabForChinese,iiet/iiet-git,axilleas/gitlabhq,mmkassem/gitlabhq