patch 8.2.4086: "cctx" argument of find_func_even_dead() is unused

Problem:    "cctx" argument of find_func_even_dead() is unused.
Solution:   Remove the argument.
diff --git a/src/vim9compile.c b/src/vim9compile.c
index 7e4f99f..af11ba9 100644
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -296,7 +296,7 @@
 	// valid command, such as ":split" versus "split()".
 	// Skip "g:" before a function name.
 	is_global = (name[0] == 'g' && name[1] == ':');
-	return find_func(is_global ? name + 2 : name, is_global, cctx) != NULL;
+	return find_func(is_global ? name + 2 : name, is_global) != NULL;
     }
     return FALSE;
 }
@@ -332,7 +332,7 @@
 		&& (lookup_local(p, len, NULL, cctx) == OK
 		    || arg_exists(p, len, NULL, NULL, NULL, cctx) == OK))
 	    || find_imported(p, len, FALSE, cctx) != NULL
-	    || (ufunc = find_func_even_dead(p, FALSE, cctx)) != NULL)
+	    || (ufunc = find_func_even_dead(p, FALSE)) != NULL)
     {
 	// A local or script-local function can shadow a global function.
 	if (ufunc == NULL || ((ufunc->uf_flags & FC_DEAD) == 0