patch 8.2.3432: octave/Matlab filetype detection does not work properly

Problem:    Octave/Matlab filetype detection does not work properly.
Solution:   Update the patterns used for matching. (Doug Kearns)
diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index 94db223..cd6e71d 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -893,16 +893,6 @@
   call assert_equal('octave', &filetype)
   bwipe!
 
-  call writefile(['#{', 'Octave block comment',  '#}'], 'Xfile.m')
-  split Xfile.m
-  call assert_equal('octave', &filetype)
-  bwipe!
-
-  call writefile(['%{', 'Octave block comment', '%}'], 'Xfile.m')
-  split Xfile.m
-  call assert_equal('octave', &filetype)
-  bwipe!
-
   call writefile(['%!test "Octave test"'], 'Xfile.m')
   split Xfile.m
   call assert_equal('octave', &filetype)
@@ -913,7 +903,7 @@
   call assert_equal('octave', &filetype)
   bwipe!
 
-  call writefile(['function test(); 42; endfunction'], 'Xfile.m')
+  call writefile(['try; 42; end_try_catch'], 'Xfile.m')
   split Xfile.m
   call assert_equal('octave', &filetype)
   bwipe!
@@ -925,6 +915,13 @@
   call assert_equal('mma', &filetype)
   bwipe!
 
+  " MATLAB
+
+  call writefile(['% MATLAB line comment'], 'Xfile.m')
+  split Xfile.m
+  call assert_equal('matlab', &filetype)
+  bwipe!
+
   " Murphi
 
   call writefile(['-- Murphi comment'], 'Xfile.m')
diff --git a/src/version.c b/src/version.c
index 053648a..7d87105 100644
--- a/src/version.c
+++ b/src/version.c
@@ -756,6 +756,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3432,
+/**/
     3431,
 /**/
     3430,