Make .debdiff imply .diff using syntax_mapping toml #3881

Job	Run time
Documentation	45s
Extract crate metadata	5s
cargo audit	9s
Ensure 'cargo fmt' has been run	14s
License checks	52s
Run tests with system wide configuration	2m 28s
Run tests with updated syntaxes and themes	4m 54s
Minimum supported rust version	1m 35s
aarch64-unknown-linux-musl (ubuntu-20.04)	3m 52s
aarch64-unknown-linux-gnu (ubuntu-20.04)	4m 15s
arm-unknown-linux-gnueabihf (ubuntu-20.04)	4m 14s
arm-unknown-linux-musleabihf (ubuntu-20.04)	4m 0s
i686-pc-windows-msvc (windows-2019)	7m 49s
i686-unknown-linux-gnu (ubuntu-20.04)	3m 46s
i686-unknown-linux-musl (ubuntu-20.04)	3m 54s
x86_64-apple-darwin (macos-12)	5m 20s
aarch64-apple-darwin (macos-14)	4m 3s
x86_64-pc-windows-gnu (windows-2019)	9m 10s
x86_64-pc-windows-msvc (windows-2019)	7m 27s
x86_64-unknown-linux-gnu (ubuntu-20.04)	3m 56s
x86_64-unknown-linux-musl (ubuntu-20.04)	3m 38s
all-jobs	1s
Publish to Winget	0s
	1h 16m 27s

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