misc merges @miscmerges@x0f.org

[qa-assets] Merged PR from agroce: (eclipser) 88 new files with 142 new features added; 17 new coverage edges https://github.com/bitcoin-core/qa-assets/pull/72

[qa-assets] Merged PR from agroce: More new coverage from Eclipser https://github.com/bitcoin-core/qa-assets/pull/70

[qa-assets] Merged PR from agroce: Another batch of inputs from focused fuzzing https://github.com/bitcoin-core/qa-assets/pull/69

[qa-assets] Merged PR from agroce: More new tests from afl and Eclipser https://github.com/bitcoin-core/qa-assets/pull/68

[btcdeb] Merged PR from kallewoof: test: update catch to 2020-10-08 version https://github.com/bitcoin-core/btcdeb/pull/83

[qa-assets] Merged PR from agroce: First set of new corpus data https://github.com/bitcoin-core/qa-assets/pull/67

[bitcoin-maintainer-tools] Merged PR from hebasto: backport.py expects pulls that are prefixed with repo name https://github.com/bitcoin-core/bitcoin-maintainer-tools/pull/105

[bitcoin-maintainer-tools] Merged PR from hebasto: Make update-translations.py work with XLIFF Transifex translations https://github.com/bitcoin-core/bitcoin-maintainer-tools/pull/103

[bitcoin-maintainer-tools] Merged PR from hebasto: Do not include actually untranslated strings into the repo https://github.com/bitcoin-core/bitcoin-maintainer-tools/pull/102

[bitcoin-maintainer-tools] Merged PR from laanwj: Remove transifex-migrate-resource.py https://github.com/bitcoin-core/bitcoin-maintainer-tools/pull/106

[qa-assets] Merged PR from MarcoFalke: [ci skip] Add download_oss_fuzz_inputs.py helper script https://github.com/bitcoin-core/qa-assets/pull/65

[qa-assets] Merged PR from evanbaer: new fuzz seed inputs for process_message targets https://github.com/bitcoin-core/qa-assets/pull/66

[qa-assets] Merged PR from MarcoFalke: Delete non-reduced fuzz inputs https://github.com/bitcoin-core/qa-assets/pull/64

[bitcoin-maintainer-tools] Merged PR from MarcoFalke: Update delete_nonreduced_fuzz_inputs.sh https://github.com/bitcoin-core/bitcoin-maintainer-tools/pull/104

[bitcoin-maintainer-tools] Merged PR from Sjors: gitian-verify: document gpgme dependency https://github.com/bitcoin-core/bitcoin-maintainer-tools/pull/96

[qa-assets] Merged PR from dhruv: Delete seeds invalidated by #22029 https://github.com/bitcoin-core/qa-assets/pull/62

[btcdeb] Merged PR from kallewoof: bug-fix: use shared secp256k1 context properly in tap https://github.com/bitcoin-core/btcdeb/pull/79

[bitcoin-maintainer-tools] Merged PR from hebasto: Update patches/stripbuildinfo.patch https://github.com/bitcoin-core/bitcoin-maintainer-tools/pull/99

[btcdeb] Merged PR from kallewoof: bug-fix: do not ignore exec state for extended opcodes https://github.com/bitcoin-core/btcdeb/pull/76

[qa-assets] Merged PR from practicalswift: Add fuzzing seeds (RPC fuzzer) https://github.com/bitcoin-core/qa-assets/pull/59