Bump template-haskell version to 2.18.0.0

This requires bumping the `exceptions` and `text` submodules to bring in
commits that bump their respective upper version bounds on `template-haskell`.

Fixes #19083.

compiler/ghc.cabal.in

@@ -67,7 +67,7 @@ Library
                    containers >= 0.6.2.1 && < 0.7,
                    array      >= 0.1 && < 0.6,
                    filepath   >= 1   && < 1.5,
-                   template-haskell == 2.17.*,
+                   template-haskell == 2.18.*,
                    hpc        == 0.6.*,
                    transformers == 0.5.*,
                    exceptions == 0.10.*,

exceptions @ ebc21bd7

-Subproject commit 23c0b8a50d7592af37ca09beeec16b93080df98f
+Subproject commit ebc21bd7efc858571935440dc9c4178d448448c6

libraries/ghci/ghci.cabal.in

@@ -80,7 +80,7 @@ library
         filepath         == 1.4.*,
         ghc-boot         == @ProjectVersionMunged@,
         ghc-heap         == @ProjectVersionMunged@,
-        template-haskell == 2.17.*,
+        template-haskell == 2.18.*,
         transformers     == 0.5.*
 
     if !os(windows)

libraries/template-haskell/template-haskell.cabal.in

@@ -3,7 +3,7 @@
 -- template-haskell.cabal.
 
 name:           template-haskell
-version:        2.17.0.0
+version:        2.18.0.0
 -- NOTE: Don't forget to update ./changelog.md
 license:        BSD3
 license-file:   LICENSE

text @ 66bb23ba

-Subproject commit 853471cc714922a9f914342fa0bb9ef10e5b4158
+Subproject commit 66bb23baf6ba7803c1a87cfeec16671b26acde00

testsuite/tests/th/TH_Roles2.stderr

@@ -2,9 +2,9 @@ TYPE CONSTRUCTORS
   data type T{2} :: forall k. k -> *
     roles nominal representational
 Dependent modules: []
-Dependent packages: [array-0.5.4.0, base-4.15.0.0, deepseq-1.4.4.0,
-                     ghc-bignum-1.0, ghc-boot-th-9.1.0.20201005, ghc-prim-0.7.0,
-                     pretty-1.1.3.6, template-haskell-2.17.0.0]
+Dependent packages: [array-0.5.4.0, base-4.16.0.0, deepseq-1.4.4.0,
+                     ghc-bignum-1.0, ghc-boot-th-9.1, ghc-prim-0.8.0, pretty-1.1.3.6,
+                     template-haskell-2.18.0.0]
 
 ==================== Typechecker ====================
 TH_Roles2.$tcT