vim-patch:9.0.0049: csv and tsv files are not recognized (#19300)

Problem:    Csv and tsv files are not recognized.
Solution:   Add patterns fo csv and tsv files. (Leandro Lourenci,
            closes vim/vim#10680)
99af91e582

runtime/filetype.vim

@@ -405,6 +405,9 @@ au BufNewFile,BufRead configure.in,configure.ac setf config
 " Cooklang
 au BufNewFile,BufRead *.cook			setf cook
 
+" CSV Files
+au BufNewFile,BufRead *.csv			setf csv
+
 " CUDA Compute Unified Device Architecture
 au BufNewFile,BufRead *.cu,*.cuh		setf cuda
 
@@ -2029,6 +2032,9 @@ au BufNewFile,BufReadPost *.tssop		setf tssop
 " TSS - Command Line (temporary)
 au BufNewFile,BufReadPost *.tsscl		setf tsscl
 
+" TSV Files
+au BufNewFile,BufRead *.tsv			setf tsv
+
 " Tutor mode
 au BufNewFile,BufReadPost *.tutor		setf tutor
 

runtime/lua/vim/filetype.lua

@@ -259,6 +259,7 @@ local extension = {
   fdr = 'csp',
   csp = 'csp',
   css = 'css',
+  csv = 'csv',
   con = 'cterm',
   feature = 'cucumber',
   cuh = 'cuda',
@@ -974,6 +975,7 @@ local extension = {
   tsscl = 'tsscl',
   tssgm = 'tssgm',
   tssop = 'tssop',
+  tsv = 'tsv',
   tutor = 'tutor',
   twig = 'twig',
   ts = function(path, bufnr)

src/nvim/testdir/test_filetype.vim

@@ -128,6 +128,7 @@ let s:filename_checks = {
     \ 'csp': ['file.csp', 'file.fdr'],
     \ 'css': ['file.css'],
     \ 'cterm': ['file.con'],
+    \ 'csv': ['file.csv'],
     \ 'cucumber': ['file.feature'],
     \ 'cuda': ['file.cu', 'file.cuh'],
     \ 'cupl': ['file.pld'],
@@ -563,6 +564,7 @@ let s:filename_checks = {
     \ 'tsscl': ['file.tsscl'],
     \ 'tssgm': ['file.tssgm'],
     \ 'tssop': ['file.tssop'],
+    \ 'tsv': ['file.tsv'],
     \ 'twig': ['file.twig'],
     \ 'typescript.glimmer': ['file.gts'],
     \ 'typescriptreact': ['file.tsx'],