Grove driver, I2C migrations, bugfixes and docs (#532)

Devices/lilygo-tlora-pager/Source/devices/TpagerKeyboard.cpp

@@ -1,6 +1,5 @@
 #include "TpagerKeyboard.h"
 
-#include <Tactility/hal/i2c/I2c.h>
 #include <Tactility/Logger.h>
 
 #include <driver/i2c.h>
@@ -156,7 +155,7 @@ bool TpagerKeyboard::stopLvgl() {
 }
 
 bool TpagerKeyboard::isAttached() const {
-    return tt::hal::i2c::masterHasDeviceAtAddress(keypad->getPort(), keypad->getAddress(), 100);
+    return i2c_controller_has_device_at_address(keypad->getController(), keypad->getAddress(), 100) == ERROR_NONE;
 }
 
 bool TpagerKeyboard::initBacklight(gpio_num_t pin, uint32_t frequencyHz, ledc_timer_t timer, ledc_channel_t channel) {

Devices/lilygo-tlora-pager/Source/devices/TpagerPower.cpp

@@ -5,8 +5,6 @@
 
 static const auto LOGGER = tt::Logger("TpagerPower");
 
-constexpr auto TPAGER_GAUGE_I2C_BUS_HANDLE = I2C_NUM_0;
-
 TpagerPower::~TpagerPower() {}
 
 bool TpagerPower::supportsMetric(MetricType type) const {