fix(stm32variant): ensure GPIO file is the correct one

Example for U5, file was the one for "LPBAMLPGPIO1"

Signed-off-by: Frederic Pillon <[email protected]>

Author: fpistm

CI/update/stm32variant.py

@@ -188,7 +188,7 @@ def parse_mcu_file():
                 else:
                     usb_inst["usb"] = inst.group(1)
             else:
-                if gpiofile == "" and "GPIO" in s.attributes["Name"].value:
+                if gpiofile == "" and s.attributes["Name"].value == "GPIO":
                     gpiofile = s.attributes["Version"].value