issue 2561, send all [bat error]s to stderr in default_error_handler #3348

Job	Run time
Extract crate metadata	2s
Documentation	52s
cargo audit	4s
Ensure 'cargo fmt' has been run	3s
License checks	48s
Run tests with updated syntaxes and themes	5m 56s
Run tests with system wide configuration	2m 22s
Minimum supported rust version	1m 23s
aarch64-unknown-linux-gnu (ubuntu-20.04)	3m 56s
arm-unknown-linux-gnueabihf (ubuntu-20.04)	4m 12s
arm-unknown-linux-musleabihf (ubuntu-20.04)	3m 57s
i686-pc-windows-msvc (windows-2019)	7m 36s
i686-unknown-linux-gnu (ubuntu-20.04)	3m 55s
i686-unknown-linux-musl (ubuntu-20.04)	3m 39s
x86_64-apple-darwin (macos-12)	8m 15s
x86_64-pc-windows-gnu (windows-2019)	8m 32s
x86_64-pc-windows-msvc (windows-2019)	8m 20s
x86_64-unknown-linux-gnu (ubuntu-20.04)	3m 42s
x86_64-unknown-linux-musl (ubuntu-20.04)	3m 45s
all-jobs	1s
Publish to Winget	0s
	1h 11m 20s

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