remove example test case file

t/t0000-test-setup.sh

@@ -1,30 +0,0 @@
-#!/bin/sh
-
-test_description="Show basic features of Sharness"
-
-. sharness/sharness.sh
-
-test_expect_success "Success is reported like this" "
-    echo hello world | grep hello
-"
-
-test_expect_success "Commands are chained this way" "
-    test x = 'x' &&
-    test 2 -gt 1 &&
-    echo success
-"
-
-return_42() {
-    echo "Will return soon"
-    return 42
-}
-
-test_expect_success "You can test for a specific exit code" "
-    test_expect_code 42 return_42
-"
-
-test_expect_failure SKIP "We expect this to fail" "
-    test 1 = 2 
-"
-
-test_done