feat: inject and read hex values from files

Hex_Manipulation v0.1.1

Usage::

1) `hex_manipulation.exe` to run the binary.
2) Drag and drop a file onto your terminal to open said file.
3) Once the file is done loading, you will be prompted to enter an input.
4) Press enter to exit the program, feel free to check the output file yourself to see if it worked.

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