platform/x86: panasonic-laptop: revert "Resolve hotkey double trigger bug"

In hindsight blindly throwing away most of the key-press events is not
a good idea. So revert commit ed83c917 ("platform/x86:
panasonic-laptop: Resolve hotkey double trigger bug").

Fixes: ed83c917 ("platform/x86: panasonic-laptop: Resolve hotkey double trigger bug")
Reported-and-tested-by: Stefan Seyfried <seife+kernel@b1-systems.com>
Reported-and-tested-by: Kenneth Chan <kenneth.t.chan@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220624112340.10130-5-hdegoede@redhat.com

drivers/platform/x86/panasonic-laptop.c

@@ -783,12 +783,8 @@ static void acpi_pcc_generate_keyinput(struct pcc_acpi *pcc)
 					key, 0x80, false);
 	}
 
-	/* for the magic values, see panasonic_keymap[] above */
-	if (key == 7 || key == 9 || key == 10) {
-		if (!sparse_keymap_report_event(hotk_input_dev,
-						key, updown, false))
-			pr_err("Unknown hotkey event: 0x%04llx\n", result);
-	}
+	if (!sparse_keymap_report_event(hotk_input_dev, key, updown, false))
+		pr_err("Unknown hotkey event: 0x%04llx\n", result);
 }
 
 static void acpi_pcc_hotkey_notify(struct acpi_device *device, u32 event)