Fix Executables

Christopher Vollick created

I've added shebangs to the starts and chmod'd the scripts to match the
others.

Locally I just ran `bundle exec rescue` and so didn't notice until it went
into prod that they didn't match.

Change summary

bin/check_electrum_wallet_completeness | 1 +
bin/correct_duplicate_addrs            | 1 +
bin/detect_duplicate_addrs             | 1 +
bin/reassert_electrum_notification     | 1 +
4 files changed, 4 insertions(+)

Detailed changes

bin/correct_duplicate_addrs 🔗

@@ -1,3 +1,4 @@
+#!/usr/bin/ruby
 # frozen_string_literal: true
 
 # This is meant to be run with the output of detect_duplicate_addrs on stdin