patch 8.2.1841: Vim9: test for compilation error fails in normal build

Problem:    Vim9: test for compilation error fails in normal build.
Solution:   Invoke CheckRunVimInTerminal in a separate function.
diff --git a/src/testdir/test_vim9_func.vim b/src/testdir/test_vim9_func.vim
index 4329754..6ff23e9 100644
--- a/src/testdir/test_vim9_func.vim
+++ b/src/testdir/test_vim9_func.vim
@@ -13,10 +13,14 @@
   call SomeFunc()->assert_equal('yes')
 endfunc
 
-def Test_compiling_error()
-  # use a terminal to see the whole error message
+func Test_compiling_error()
+  " use a terminal to see the whole error message
   CheckRunVimInTerminal
 
+  call TestCompilingError()
+endfunc
+
+def TestCompilingError()
   var lines =<< trim END
     vim9script
     def Fails()
diff --git a/src/version.c b/src/version.c
index 2b3657b..6b33631 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1841,
+/**/
     1840,
 /**/
     1839,