M2kHardwareTrigger: Rename TriggerOut Sources

rename TriggerOut sources to comply with iio_attributes' names

Signed-off-by: Cristina Suteu <[email protected]>

Author: cristina-suteu

src/m2khardwaretrigger_v0.26_impl.cpp

@@ -30,8 +30,8 @@ const std::string libm2k::M2kHardwareTriggerV026Impl::m_condition_attr = "trigge
 
 std::vector<std::string> libm2k::M2kHardwareTriggerV026Impl::m_trigger_source = {
 	"none",
-	"trigger_i_0",
-	"trigger_i_1",
+	"trigger-i_0",
+	"trigger-i_1",
 	"trigger-adc",
 	"trigger-la",
 };