Add new ghc-e/should_fail test suite

Also add a basic test for #7962.

Signed-off-by: Austin Seipp <austin@well-typed.com>

testsuite/tests/ghc-e/should_fail/Makefile

+TOP=../../..
+include $(TOP)/mk/boilerplate.mk
+include $(TOP)/mk/test.mk
+
+T7962:
+	'$(TEST_HC)' $(TEST_HC_OPTS) -ignore-dot-ghci -e "return ("

testsuite/tests/ghc-e/should_fail/all.T

+setTestOpts(when(compiler_profiled(), skip))
+
+test('T7962', [exit_code(2), req_interp, ignore_output], run_command, ['$MAKE --no-print-directory -s T7962'])