ci: remove continue flag from exit_suite since it's always needed

ci/common/suite.sh

@@ -47,11 +47,7 @@ exit_suite() {
     ci_fold "end" ""
   fi
   export NVIM_TEST_CURRENT_SUITE="${NVIM_TEST_CURRENT_SUITE%/*}"
-  if test "$1" != "--continue" ; then
-    exit $FAILED
-  else
-    FAILED=0
-  fi
+  FAILED=0
 }
 
 fail() {
@@ -99,6 +95,6 @@ run_suite() {
 
   enter_suite "$suite_name"
   run_test "$command" "$suite_name"
-  exit_suite --continue
+  exit_suite
 }
 

ci/common/test.sh

@@ -142,7 +142,7 @@ check_runtime_files() {(
 install_nvim() {(
   if ! build_make install ; then
     fail 'install' E 'make install failed'
-    exit_suite --continue
+    exit_suite
   fi
 
   "${INSTALL_PREFIX}/bin/nvim" --version