MarcoFalke 623745ca74
Merge bitcoin/bitcoin#23912: Insert and bump copyright headers
1362d6173f863428de17c4017f4e3bb6883b0be8 scripted-diff: Insert missed copyright headers (Hennadii Stepanov)
f47dda2c58b5d8d623e0e7ff4e74bc352dfa83d7 scripted-diff: Bump copyright headers (Hennadii Stepanov)
c29105efdc3daac0e8c43138f7c0a50535556455 script: Fix copyright_header.py (Hennadii Stepanov)

Pull request description:

  This PR is an alternative to #23903.

  It bumps the existing copyright headers as we did every year, and adds the missed copyright headers.

  A small fix has been applied to the `copyright_header.py` in order to prevent such weird bumping as `2021` --> `2021-2017`.

ACKs for top commit:
  MarcoFalke:
    ACK 1362d6173f863428de17c4017f4e3bb6883b0be8

Tree-SHA512: 204d970fe8c51546b26b8f03fe4297db8a9bef5101df851540b7b9eddbd3a09677ee81fdd882c60937d732407f42c9883165bd978272200cff8f90190f075905
2021-12-31 12:08:49 +01:00
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