[rush] Fix filtered installs in pnpm@8

[dmichon-msft]

Summary

Fixes #4285

Details

Sets the dedupe-peer-dependents=false option when passing filter arguments and installing with --frozen-lockfile.

How it was tested

Created a second git worktree and used the modified version of rush to run rush install --to @rushstack/heft:

Running "pnpm install" in /workspaces/rushstack-2/common/temp

Scope: 14 of 130 workspace projects
Lockfile is up to date, resolution step is skipped
.                                        | +507 +++++++++++++++++++++++++++++++++++++++++++++++++++

Downloading registry.npmjs.org/typescript/5.0.4: 7.05 MB/7.05 MB, done
Progress: resolved 507, reused 0, downloaded 497, added 507, done
Done in 2.8s

Impacted documentation

None.