Fixed some typos

src/libstrongswan/utils/windows.h

@@ -368,7 +368,7 @@ ssize_t windows_sendto(int sockfd, const void *buf, size_t len, int flags,
 _CRTIMP errno_t strerror_s(char *buf, size_t size, int errnum);
 
 /**
- * strerror_s, but supporting POSIX compatiblity errno >= 100
+ * strerror_s, but supporting POSIX compatibility errno >= 100
  */
 #define strerror_s strerror_s_extended
 int strerror_s_extended(char *buf, size_t buflen, int errnum);