hwcaps: add has_HDMI_input

Origin commit data
------------------
Branch: ni/coolstream
Commit: 0a3eccb2d6
Author: vanhofen <vanhofen@gmx.de>
Date: 2021-05-10 (Mon, 10 May 2021)

Origin message was:
------------------
- hwcaps: add has_HDMI_input

------------------
No further description and justification available within origin commit message!

------------------
This commit was generated by Migit

lib/hardware/coolstream/hardware_caps.cpp

@@ -21,6 +21,7 @@ hw_caps_t *get_hwcaps(void) {
 	int chip = cs_get_chip_type();
 	caps.has_fan = (rev < 8); // see dirty part of hw_caps in neutrino.cpp
 	caps.has_HDMI = 1;
+	caps.has_HDMI_input = 0;
 	caps.has_SCART = (rev != 10);
 	caps.has_SCART_input = 0;
 	caps.has_YUV_cinch = 1;

lib/hardware/coolstream/hardware_caps.h

@@ -23,6 +23,7 @@ typedef struct hw_caps
 {
 	int has_fan;
 	int has_HDMI;
+	int has_HDMI_input;
 	int has_SCART;
 	int has_SCART_input;
 	int has_YUV_cinch;