Load hardcoded default sysex, thanks @dcoredump

https://github.com/rsta2/circle/issues/274#issuecomment-1045985978

src/kernel.cpp

@@ -5,6 +5,20 @@
 #include <iostream>
 #include <synth_dexed.h>
 
+uint8_t fmpiano_sysex[156] = {
+  95, 29, 20, 50, 99, 95, 00, 00, 41, 00, 19, 00, 00, 03, 00, 06, 79, 00, 01, 00, 14, // OP6 eg_rate_1-4, level_1-4, kbd_lev_scl_brk_pt, kbd_lev_scl_lft_depth, kbd_lev_scl_rht_depth, kbd_lev_scl_lft_curve, kbd_lev_scl_rht_curve, kbd_rate_scaling, amp_mod_sensitivity, key_vel_sensitivity, operator_output_level, osc_mode, osc_freq_coarse, osc_freq_fine, osc_detune
+  95, 20, 20, 50, 99, 95, 00, 00, 00, 00, 00, 00, 00, 03, 00, 00, 99, 00, 01, 00, 00, // OP5
+  95, 29, 20, 50, 99, 95, 00, 00, 00, 00, 00, 00, 00, 03, 00, 06, 89, 00, 01, 00, 07, // OP4
+  95, 20, 20, 50, 99, 95, 00, 00, 00, 00, 00, 00, 00, 03, 00, 02, 99, 00, 01, 00, 07, // OP3
+  95, 50, 35, 78, 99, 75, 00, 00, 00, 00, 00, 00, 00, 03, 00, 07, 58, 00, 14, 00, 07, // OP2
+  96, 25, 25, 67, 99, 75, 00, 00, 00, 00, 00, 00, 00, 03, 00, 02, 99, 00, 01, 00, 10, // OP1
+  94, 67, 95, 60, 50, 50, 50, 50,                                                     // 4 * pitch EG rates, 4 * pitch EG level
+  04, 06, 00,                                                                         // algorithm, feedback, osc sync
+  34, 33, 00, 00, 00, 04,                                                             // lfo speed, lfo delay, lfo pitch_mod_depth, lfo_amp_mod_depth, lfo_sync, lfo_waveform
+  03, 24,                                                                             // pitch_mod_sensitivity, transpose
+  70, 77, 45, 80, 73, 65, 78, 79, 00, 00                                              // 10 * char for name ("DEFAULT   ")
+}; // FM-Piano
+
 CKernel::CKernel (void)
 :	CStdlibAppStdio ("minidexed"),
  	m_I2CMaster (CMachineInfo::Get ()->GetDevice (DeviceI2CMaster), TRUE),
@@ -35,6 +49,10 @@ CStdlibApp::TShutdownMode CKernel::Run (void)
 
 	m_Dexed.Start ();
 
+	std::cout << "Loading hardcoded fmpiano_sysex...\n";
+	m_Dexed.loadVoiceParameters(fmpiano_sysex);
+    m_Dexed.setTranspose(36);
+
 	while(42==42)
 	{
 		boolean bUpdated = mUSBHCI.UpdatePlugAndPlay ();