Clarify to the translator that plpgsql_yyerror() deals with the translation

of "syntax error", not the literal string.

This same change was made in the backend a while ago; but it applies to
plpgsql as well.

src/pl/plpgsql/src/scan.l

@@ -9,7 +9,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/pl/plpgsql/src/scan.l,v 1.69 2009/04/19 21:50:09 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/pl/plpgsql/src/scan.l,v 1.70 2009/06/10 22:34:11 petere Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -441,7 +441,7 @@ plpgsql_yyerror(const char *message)
 	{
 		ereport(ERROR,
 				(errcode(ERRCODE_SYNTAX_ERROR),
-				 /* translator: %s is typically "syntax error" */
+				 /* translator: %s is typically the translation of "syntax error" */
 				 errmsg("%s at end of input", _(message)),
 				 internalerrposition(cursorpos),
 				 internalerrquery(scanstr)));
@@ -450,7 +450,7 @@ plpgsql_yyerror(const char *message)
 	{
 		ereport(ERROR,
 				(errcode(ERRCODE_SYNTAX_ERROR),
-				 /* translator: first %s is typically "syntax error" */
+				 /* translator: first %s is typically the translation of "syntax error" */
 				 errmsg("%s at or near \"%s\"", _(message), loc),
 				 internalerrposition(cursorpos),
 				 internalerrquery(scanstr)));