Bump proc-macro2 from 1.0.87 to 1.0.88 in the proc-macro group (#459) #1394

Job	Run time
Check Languages File	4s
Build --no-default-features (1.80 macOS-latest)	1m 26s
Build --no-default-features (stable macOS-latest)	1m 23s
Build --no-default-features --features color (1.80 macOS-latest)	1m 20s
Build --no-default-features --features color (stable macOS-latest)	1m 30s
Build --no-default-features (1.80 ubuntu-latest)	1m 24s
Build --no-default-features (stable ubuntu-latest)	1m 35s
Build --no-default-features --features color (1.80 ubuntu-latest)	1m 33s
Build --no-default-features --features color (stable ubuntu-latest)	1m 23s
Build --no-default-features (1.80 windows-latest)	2m 57s
Build --no-default-features (stable windows-latest)	2m 51s
Build --no-default-features --features color (1.80 windows-latest)	3m 3s
Build --no-default-features --features color (stable windows-latest)	2m 54s
Lint	38s
Coverage --no-default-features (ubuntu-latest)	2m 10s
Coverage --no-default-features --features color (ubuntu-latest)	2m 11s
Benchmarks	2m 32s
	30m 54s

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