Compile errors in readBytes(): no override

Author: pschatzmann

ArduinoCore-Linux/libraries/SD.h

@@ -112,7 +112,7 @@ class File : public Stream {
     return readBytes((char *)buffer, length);
   }
 
-  size_t readBytes(char *buffer, size_t length) override {
+  size_t readBytes(char *buffer, size_t length) {
     file.read(buffer, length);
     return static_cast<size_t>(file.gcount());
   }

ArduinoCore-Linux/libraries/SdFat.h

@@ -116,7 +116,7 @@ class SdFile : public Stream {
     return !isOpen();
   }
 
-  size_t readBytes(uint8_t *buffer, size_t length) override {
+  size_t readBytes(uint8_t *buffer, size_t length) {
     return file.readsome((char *)buffer, length);
   }
   size_t write(const uint8_t *buffer, size_t size) override {