Add module-info via moditect

[bowbahdoe]

Addresses #63

Before:

> jlink -p target/bytes-1.6.2.jar --add-modules at.favre.lib.bytes --output jre

Error: automatic module cannot be used with jlink: at.favre.lib.bytes from file:///Users/emccue/Development/bytes-java/target/bytes-1.6.2.jar

After:

> jlink -p target/bytes-1.6.2.jar --add-modules at.favre.lib.bytes --output jre
> ./jre/bin/java --list-modules
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[bowbahdoe]

@patrickfav Do you have any time to get around to this? I'll send you a 🍕 if you give me a venmo or an address to send it to.