[FL-950] CC1101 Stage1, SPI Refactoring, Drivers layer (#386)

* API HAL SPI: refactoring, split into layers, prepare ST HAL separation. API HAL SubGhz: initialize on start. Drivers: add basic cc1101 driver. Update API usage. Debug: increase max debugger port speed. Remove subghz apps.
* CC1101: chip status handling. ApiHalSpi: increase SubGhz bus speed to 8mhz. F4: backport subghz initialization.
* Api Hal SubGhz: rx path and frequency. CC1101: frequency control.
* SubGhz Application: basic tests
* SubGhz app: tone and packet test. API HAL SUBGHZ: update configs, add missing bits and pieces.

applications/subghz/subghz_test_basic.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#include <gui/view.h>
+
+typedef struct SubghzTestBasic SubghzTestBasic;
+
+SubghzTestBasic* subghz_test_basic_alloc();
+
+void subghz_test_basic_free(SubghzTestBasic* subghz_test_basic);
+
+View* subghz_test_basic_get_view(SubghzTestBasic* subghz_test_basic);