fix: prevent global pip config from being loaded (intel#344)

**Description:**

This PR prevents pip to use global config files during package
installations.

**Changes Made:**

* set env variable to disable global config file loading

**Testing Done:**

Tested locally on B580.

**Checklist:**

- [x] I have tested the changes locally.
- [x] I have self-reviewed the code changes.

Merge branch 'remember-selected-device' into 2.6.2-beta

Make dll resolution more robust (intel#335)

**Description:**

This PR improves the resolution of dll required by the inference
backends. It also updates npm dependencies and fixes the ollama PoC
integration.

**Changes Made:**

* add `Library/bin` of the respective inference backend to the front of
the `PATH` env variable to improve dll resolution
* update npm dependencies
* fix ollama PoC

**Testing Done:**

Tested locally on B580

**Checklist:**

- [x] I have tested the changes locally.
- [x] I have self-reviewed the code changes.

chore: bump version

fix: pin stringzilla

fix: ensure MAX_PROMPT_LEN is set for NPU device in model loading

feat: improve backend error display

feat: improve user guidance during backend reloads

feat: improve user guidance during backend reloads

feat: improve user guidance during backend reloads