Remove locale workaround for Module name that conatins non-ascii characters (#4106)

Co-authored-by: Michael Peyton Jones <[email protected]>

Author: fendor

.github/scripts/build.sh

@@ -11,9 +11,6 @@ uname
 pwd
 env
 
-# setup the locale as HLS contains non-ascii modules and content.
-setup_locale
-
 # ensure ghcup
 install_ghcup
 

.github/scripts/common.sh

@@ -207,32 +207,3 @@ mktempdir() {
 			;;
 	esac
 }
-
-# "Inspired" from GHC GitLab CI
-# https://gitlab.haskell.org/ghc/ghc/-/blob/214b2b6916f2d016ab9db0b766060e7828bb47a0/.gitlab/ci.sh#L60
-setup_locale() {
-  # BSD grep terminates early with -q, consequently locale -a will get a
-  # SIGPIPE and the pipeline will fail with pipefail.
-  shopt -o -u pipefail
-  if locale -a | grep -q C.UTF-8; then
-    # Debian
-    export LANG=C.UTF-8
-  elif locale -a | grep -q C.utf8; then
-    # Fedora calls it this
-    export LANG=C.utf8
-  elif locale -a | grep -q en_US.UTF-8; then
-    # Centos doesn't have C.UTF-8
-    export LANG=en_US.UTF-8
-  elif locale -a | grep -q en_US.utf8; then
-    # Centos doesn't have C.UTF-8
-    export LANG=en_US.utf8
-  else
-    error "Failed to find usable locale"
-    info "Available locales:"
-    locale -a
-    fail "No usable locale, aborting..."
-  fi
-  info "Using locale $LANG..."
-  export LC_ALL=$LANG
-  shopt -o -s pipefail
-}