idf overriding method to bring back SPDIF and fix SPI + new CSPOT (which crashes)

components/spotify/cspot/src/Shannon.cpp

@@ -5,6 +5,8 @@
 // #define NDEBUG
 #include <assert.h>
 
+using std::size_t;
+
 static inline uint32_t rotl(uint32_t n, unsigned int c)
 {
     const unsigned int mask = (CHAR_BIT * sizeof(n) - 1); // assumes width is a power of 2.
@@ -440,4 +442,4 @@ void Shannon::finish(std::vector<uint8_t> &bufVec)
             break;
         }
     }
-}
+}