Revert "gitignore: Add generated *.pot files in po/ subdirectory"
Revert "gitignore: Add generated *.pot files in po/ subdirectory"

This reverts commit 62736f9eccd7eed23bee6c73c862ea1075b47c99.

saitoha/vte-sixel,aligo/vte,rvu95/vte,flaxandteal/gasket-vte,flaxandteal/gasket-vte,thestinger/vte-ng,rvu95/vte,asivokon/vte-fx,thestinger/vte-ng,flaxandteal/gasket-vte,flaxandteal/gasket-vte,jessevdk/vte,gloob/vte-copy,aligo/vte,aligo/vte,jessevdk/vte,pjm0616/vte,jessevdk/vte,rvu95/vte,rvu95/vte,asivokon/vte-fx,asivokon/vte-fx,jessevdk/vte,thestinger/vte-ng,asivokon/vte-fx,saitoha/vte-sixel,gloob/vte-copy,saitoha/vte-sixel,pjm0616/vte,pjm0616/vte,gloob/vte-copy