vim-patch:9.0.0932: Oblivion files are not recognized (#21179)

Problem:    Oblivion files are not recognized.
Solution:   Recognize Oblivion files and alike as "obse". (closes vim/vim#11540)

ecfd511e8d

Co-authored-by: Bram Moolenaar <Bram@vim.org>

runtime/lua/vim/filetype.lua

@@ -729,6 +729,10 @@ local extension = {
   nsi = 'nsis',
   nsh = 'nsis',
   obj = 'obj',
+  obl = 'obse',
+  obse = 'obse',
+  oblivion = 'obse',
+  obscript = 'obse',
   mlt = 'ocaml',
   mly = 'ocaml',
   mll = 'ocaml',

src/nvim/testdir/test_filetype.vim

@@ -396,6 +396,7 @@ let s:filename_checks = {
     \ 'nroff': ['file.tr', 'file.nr', 'file.roff', 'file.tmac', 'file.mom', 'tmac.file'],
     \ 'nsis': ['file.nsi', 'file.nsh'],
     \ 'obj': ['file.obj'],
+    \ 'obse': ['file.obl', 'file.obse', 'file.oblivion', 'file.obscript'],
     \ 'ocaml': ['file.ml', 'file.mli', 'file.mll', 'file.mly', '.ocamlinit', 'file.mlt', 'file.mlp', 'file.mlip', 'file.mli.cppo', 'file.ml.cppo'],
     \ 'occam': ['file.occ'],
     \ 'octave': ['octaverc', '.octaverc', 'octave.conf'],