Use the cli flags in fetching packages in building a project config 

Use the cli flags in fetching packages in building a project config (to use the http transport flag)

Fixing `cabal init` file output for `cabal-version < 2.2`

Bootstrap generation fix for exe-only dependencies

This isn't currently a concrete problem, but surfaced when adding
a dependency to cabal-install:exe.

Add changelog for #7279 and #8006

allow trailing whitespace after flags

Rebased version of #6703: Remove v2- prefix from command, package, and project docs.

Co-authored-by: @Mikolaj

Co-authored-by: Robert <rob@vllmrt.net>

Add release notes for 3.6.3 and move release checklist to the wiki and update some

backticks (markdown files)

Mark failing tests as expected failures, or fix them

Flatten duplicate warnings about experimental features

There appears to be a small regression in heap usage with GHC 9.2.1.
This raises the limit to accommodate that, and give a bit of a buffer.
Compare analysis at https://github.com/haskell/cabal/issues/8029.

Failures are tracked in issues
  https://github.com/haskell/cabal/issues/7610
  https://github.com/haskell/cabal/issues/7987
  https://github.com/haskell/cabal/issues/7989
  https://github.com/haskell/cabal/issues/8028
  https://github.com/haskell/cabal/issues/8032