clang-tidy: Fix use of undeclared identifier gpio

This fix ensures GPIODefinition is correctly resolved during
compilation.

Error details:
'''
power-sequencer/types.hpp:45:35: error: use of undeclared identifier 'gpio' [clang-diagnostic-error]
   45 | using GPIODefinition = std::tuple<gpio::gpioNum_t, std::string>;
'''

Change-Id: I8b06dc59553163d5b2d5dbdd5cccfe7151661973
Signed-off-by: Jayanth Othayoth <ojayanth@gmail.com>
diff --git a/power-sequencer/types.hpp b/power-sequencer/types.hpp
index 53130fe..75b4de0 100644
--- a/power-sequencer/types.hpp
+++ b/power-sequencer/types.hpp
@@ -1,5 +1,7 @@
 #pragma once
 
+#include "gpio.hpp"
+
 #include <functional>
 #include <map>
 #include <string>