misc: raise ValueError when getting owner of TestSSAValue (#4209)

misc: lint some markdown files in project (#4118)

misc: lint some markdown files in project (#4118)

misc: Python dialect codegen - operands and results (#4097)

Filling in the functionality - operands and results

backend: (riscv) RiscvRegisterQueue makes empty queue, add helper (#4060

)

As a step towards a generic register queue, I wanted to decouple the
init from the ABI default available and reserved registers.

backend: (riscv) RiscvRegisterQueue makes empty queue, add helper (#4060

)

As a step towards a generic register queue, I wanted to decouple the
init from the ABI default available and reserved registers.

backend: (riscv) RiscvRegisterQueue makes empty queue, add helper (#4060

)

As a step towards a generic register queue, I wanted to decouple the
init from the ABI default available and reserved registers.

ci: use ubuntu-latest in ci-mlir (#4019)

actions/runner-images#11101

docs: Add notebook for defining dialects (#3884)

Stacked PRs:
 * __->__#3884
 * #3883
 * #3882
 * #3881
 * #3886


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### docs: Add notebook for defining dialects

dialects: (builtin) fix formatting of module printing with attributes (…

…#3789)

Instead of printing two spaces, print one.