Camera compilation issues

[reymalahay]

Hi @eloquentarduino,

there is a compilation issue with the code related to the camera module. i fixed it and created this pull request

kind regards,
rey malahay

[eloquentarduino]

Your pull request breaks the library. I already fixed the filename errors in version 2.7. May consider including the esp_jpeg_decode.h if it throws an error on your side without it.