feat(xv): associate with *.webp and *.pnm (#1227)

bash_completion

@@ -3068,7 +3068,7 @@ _comp__init_install_xspec '!*.@(?(t)xz|tlz|lzma)' unxz xzcat
 _comp__init_install_xspec '!*.lrz' lrunzip
 _comp__init_install_xspec '!*.@(gif|jp?(e)g|miff|tif?(f)|pn[gm]|p[bgp]m|bmp|xpm|ico|xwd|tga|pcx)' ee
 _comp__init_install_xspec '!*.@(gif|jp?(e)g|tif?(f)|png|p[bgp]m|bmp|x[bp]m|rle|rgb|pcx|fits|pm|svg)' qiv
-_comp__init_install_xspec '!*.@(gif|jp?(e)g?(2)|j2[ck]|jp[2f]|tif?(f)|png|p[bgp]m|bmp|x[bp]m|rle|rgb|pcx|fits|pm|?(e)ps)' xv
+_comp__init_install_xspec '!*.@(gif|jp?(e)g?(2)|j2[ck]|jp[2f]|tif?(f)|png|p[bgpn]m|webp|bmp|x[bp]m|rle|rgb|pcx|fits|pm|?(e)ps)' xv
 _comp__init_install_xspec '!*.@(@(?(e)ps|?(E)PS|pdf|PDF)?(.gz|.GZ|.bz2|.BZ2|.Z))' gv ggv kghostview
 _comp__init_install_xspec '!*.@(dvi|DVI)?(.@(gz|Z|bz2))' xdvi kdvi
 _comp__init_install_xspec '!*.dvi' dvips dviselect dvitype dvipdf advi dvipdfm dvipdfmx