patch 8.2.3189: Vim9: error when using "try|"

Problem:    Vim9: error when using "try|".
Solution:   Allow for "|" right after a command.

src/ex_docmd.c

@@ -3691,7 +3691,7 @@ find_ex_command(
 #ifdef FEAT_EVAL
     if (eap->cmdidx < CMD_SIZE
 	    && vim9
-	    && !IS_WHITE_OR_NUL(*p) && *p != '\n' && *p != '!'
+	    && !IS_WHITE_OR_NUL(*p) && *p != '\n' && *p != '!' && *p != '|'
 	    && (eap->cmdidx < 0 ||
 		(cmdnames[eap->cmdidx].cmd_argt & EX_NONWHITE_OK) == 0))
     {

src/testdir/test_vim9_script.vim

@@ -581,6 +581,9 @@ def Test_try_catch_throw()
   endfor
   assert_equal(4, counter)
 
+  # no requirement for spaces before |
+  try|echo 0|catch|endtry
+
   # return in finally after empty catch
   def ReturnInFinally(): number
     try

src/version.c

@@ -755,6 +755,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3189,
 /**/
     3188,
 /**/