fix version test

Author: gilesknap

tests/test_cli.py

@@ -1,3 +1,4 @@
+import re
 import subprocess
 import sys
 
@@ -6,4 +7,8 @@
 
 def test_cli_version():
     cmd = [sys.executable, "-m", "fastcs_example", "--version"]
-    assert subprocess.check_output(cmd).decode().strip() == __version__
+    versions = subprocess.check_output(cmd).decode().strip()
+
+    my_version = re.findall("TemperatureController: (.*)", versions)
+    assert len(my_version) == 1
+    assert my_version[0] == __version__