Remove triling space for a warning.

	PR translation/93838
	* parser.c (cp_parser_decl_specifier_seq): Remove trailing space.

gcc/cp/ChangeLog

+2020-02-20  Martin Liska  <mliska@suse.cz>
+
+	PR translation/93838
+	* parser.c (cp_parser_decl_specifier_seq): Remove trailing space.
+
 2020-02-19  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/93169 - wrong-code with a non-constexpr constructor.

gcc/cp/parser.c

@@ -14164,7 +14164,7 @@ cp_parser_decl_specifier_seq (cp_parser* parser,
 			 "allowed in a C++20 concept definition");
 	      else
 		pedwarn (token->location, 0, "C++20 concept definition syntax "
-			 "is %<concept <name> = <expr>%> ");
+			 "is %<concept <name> = <expr>%>");
             }
 
 	  /* In C++20 a concept definition is just 'concept name = expr;'