Update actions/checkout action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v3 -> v4

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Release Notes

actions/checkout (actions/checkout)

v4

Compare Source

• Support fetching without the --progress option
• Update to node20

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[github-actions]

Benchmark result: head (renovate/actions-checkout-4.x)

ruby 3.2.3 (2024-01-18 revision 52bb2ac0a6) [x86_64-linux]
Warming up --------------------------------------
                      68.000 i/100ms
Calculating -------------------------------------
                      673.274 (± 1.9%) i/s -     20.196k in  30.008423s

[github-actions]

Benchmark result: base (main)

ruby 3.2.3 (2024-01-18 revision 52bb2ac0a6) [x86_64-linux]
Warming up --------------------------------------
                      63.000 i/100ms
Calculating -------------------------------------
                      671.163 (± 5.1%) i/s -     20.097k in  30.033143s