Update to containers-0.5.5.1

This fixes a wrong #if around role annotations (see #8718)

Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>
(cherry picked from commit df265b95)

containers @ e787f05e

-Subproject commit 02cc94d727e0332df64deb7818fd246e3caab172
+Subproject commit e787f05e7ef7b07363bd04962af8b1ec65693888

testsuite/tests/th/TH_Roles2.stderr

@@ -9,7 +9,7 @@ TYPE CONSTRUCTORS
       FamilyInstance: none
 COERCION AXIOMS
 Dependent modules: []
-Dependent packages: [array-0.5.0.0, base, containers-0.5.5.0,
+Dependent packages: [array-0.5.0.0, base, containers-0.5.5.1,
                      deepseq-1.3.0.2, ghc-prim, integer-gmp, pretty-1.1.1.1,
                      template-haskell]