Update Rust crate h2 to v0.4.14

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
h2	dependencies	patch	0.4.13 → 0.4.14

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Release Notes

hyperium/h2 (h2)

v0.4.14

Compare Source

• Add header_table_size() option to server builder.
• Fix leaking connection flow control of padded DATA frames when stream is reset.
• Fix leaking connection flow control when canceling a stream after reserving capacity.
• Fix leaking connection flow control when receiving a DATA frame after GOAWAY.
• Fix waking the poll_capacity when locally reseting a stream from library.
• Fix sending HEADERS on a reset stream before the RST_STREAM frame.
• Fix receiving GOAWAY to not close peer-initiated streams.
• Optimize header value decoding to copy less bytes.

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