handle tgz+https correctly

[amznpurple]

https://webrtc.googlesource.com/src.git/+/c276aee4eda7b1a466b139838f20e790bd746309

https://webrtc.googlesource.com/src.git/+archive/c276aee4eda7b1a466b139838f20e790bd746309.tar.gz

$ ./yesiscan --yes-backend-spdx https://webrtc.googlesource.com/src.git/+/c276aee4eda7b1a466b139838f20e790bd746309
main: Hello from purpleidea! This is yesiscan, version: a7b0f71
main: prefix: /home/ANT.AMAZON.COM/purple/.cache/yesiscan/
main: input: https://webrtc.googlesource.com/src.git/+/c276aee4eda7b1a466b139838f20e790bd746309
main: i'm not sure how to parse this URI, please report this if you think I should be able to!
main: failed: i'm not sure how to parse this uri

[amznpurple]

@RaunakBose want to try this one?

[RaunakBose]

@RaunakBose want to try this one?

Yes I can try this.

[ovalba]

Is this done @amznpurple ?

[amznpurple]

This is already fixed.