Migration - (ed) 2. Example is using http:// issuer

[Nat Sakimura]

The example in section 2 is using http uri as the value for iss claim.

It should be https only.

So, the example needs to be replaced.

[Edmund Jay]

fixes #957 - Migration - (ed) 2. Example is using http:// issuer

→ <<cset 23d132213e5e>>