patch 8.2.2238: Vim9: cannot load a Vim9 script without the +eval feature

Problem:    Vim9: cannot load a Vim9 script without the +eval feature.
Solution:   Support Vim9 script syntax without the +eval feature.
diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index efbf9a3..91d56d7 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -304,7 +304,6 @@
 # define ex_try			ex_ni
 # define ex_unlet		ex_ni
 # define ex_unlockvar		ex_ni
-# define ex_vim9script		ex_ni
 # define ex_while		ex_ni
 # define ex_import		ex_ni
 # define ex_export		ex_ni
@@ -8011,10 +8010,9 @@
     msg_scroll = FALSE;		    // no msg scrolling in Normal mode
     restart_edit = 0;		    // don't go to Insert mode
     p_im = FALSE;		    // don't use 'insertmode'
-#ifdef FEAT_EVAL
+
     sst->save_script_version = current_sctx.sc_version;
     current_sctx.sc_version = 1;    // not in Vim9 script
-#endif
 
     /*
      * Save the current typeahead.  This is required to allow using ":normal"
@@ -8038,9 +8036,7 @@
     opcount = sst->save_opcount;
     reg_executing = sst->save_reg_executing;
     msg_didout |= sst->save_msg_didout;	// don't reset msg_didout now
-#ifdef FEAT_EVAL
     current_sctx.sc_version = sst->save_script_version;
-#endif
 
     // Restore the state (needed when called from a function executed for
     // 'indentexpr'). Update the mouse and cursor, they may have changed.