patch 8.2.1130: Vim9: bar not recognized after function call

Problem:    Vim9: bar not recognized after function call
Solution:   Skip whitespace. (closes #6391)
diff --git a/src/vim9compile.c b/src/vim9compile.c
index 5c3d08d..b4209a1 100644
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -6985,7 +6985,8 @@
 
 		// drop the return value
 		generate_instr_drop(&cctx, ISN_DROP, 1);
-		line = p;
+
+		line = skipwhite(p);
 		continue;
 	    }
 	    // CMD_let cannot happen, compile_assignment() above is used