chore: bump version to 2.9.0 #3738

Job	Run time
Generate test coverage	8m 25s
Cancel previous runs	4s
Get Release Info	5s
Build Clarinet Distributions (ubuntu-latest, linux, x86_64-unknown-linux-gnu, x64, glibc)	12m 4s
Build Clarity REPL Distribution	7m 23s
Build Clarinet Distributions (windows-latest, windows, x86_64-pc-windows-msvc, x64)	30m 48s
Audit and format	2m 28s
Build Clarinet Distributions (macos-latest, darwin, x86_64-apple-darwin, x64)	10m 13s
Build Clarinet Distributions (macos-latest, darwin, aarch64-apple-darwin, arm64)	8m 59s
Build Stacks Devnet JS Distributions (ubuntu-latest, linux, x86_64-unknown-linux-gnu, x64, glibc)	9m 39s
Build Stacks Devnet JS Distributions (windows-latest, windows, x86_64-pc-windows-msvc, x64)	19m 26s
Build Stacks Devnet JS Distributions (macos-latest, darwin, x86_64-apple-darwin, x64)	11m 3s
Build Stacks Devnet JS Distributions (macos-latest, darwin, aarch64-apple-darwin, arm64)	11m 15s
Build Stacks Devnet JS Distributions (ubuntu-latest, linux, x86_64-unknown-linux-musl, x64, musl)	20m 57s
Create ${{ matrix.name }} Docker Image	1s
Release	1s
	2h 32m 51s

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