build: fix local-run input issue

[Nevoss]

✨ PR Description

Purpose: Removes the editor_v2:false experiment flag and standardizes environment variable case in GitHub Actions configuration files.

Main changes:

• Removed editor_v2:false experiment flag from test-actions.yml workflow
• Updated input variable casing to uppercase in all .env.example files
• Added ENABLE-SVG-UPLOAD parameter to setup-elementor-env .env.example file

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[Copilot]

Pull Request Overview

This pull request fixes issues with local run inputs by standardizing the input variable names in the environment example files.

• Changed variable names in .env.example files to uppercase for consistency.
• Updated input variable names in several GitHub Actions workflows to adhere to the INPUT_ format.

Reviewed Changes

Copilot reviewed 4 out of 5 changed files in this pull request and generated no comments.

File	Description
actions/trickle-down-changelog/.env.example	Changed INPUT_token to INPUT_TOKEN for naming consistency.
actions/setup-wp-env/.env.example	Updated multiple input names to uppercase; note naming inconsistency with dashes.
actions/setup-elementor-env/.env.example	Updated input names to uppercase and added a new INPUT_ENABLE-SVG-UPLOAD variable (uses a dash).
actions/run-lighthouse-tests/.env.example	Updated input names to uppercase; note naming inconsistency with dashes.

Comments suppressed due to low confidence (5)

actions/setup-wp-env/.env.example:20

• [nitpick] Consider renaming the key to use underscores instead of dashes (e.g., INPUT_ACTIVE_THEME) to adhere consistently to the INPUT_ format.

INPUT_ACTIVE-THEME=hello-elementor

actions/setup-wp-env/.env.example:21

• [nitpick] Consider renaming the key to use underscores instead of dashes (e.g., INPUT_SKIP_WP_ENV_INSTALL) for consistency with GitHub Actions input naming conventions.

INPUT_SKIP-WP-ENV-INSTALL=false

actions/setup-elementor-env/.env.example:10

• [nitpick] Consider renaming the key to avoid dashes (e.g., INPUT_ENABLE_SVG_UPLOAD) to maintain consistency with the INPUT_ format.

INPUT_ENABLE-SVG-UPLOAD=false

actions/run-lighthouse-tests/.env.example:15

• [nitpick] Consider renaming the key to use underscores (e.g., INPUT_NUMBER_OF_RUNS) to align with the INPUT_ naming convention.

INPUT_NUMBER-OF-RUNS=3

actions/run-lighthouse-tests/.env.example:16

• [nitpick] Consider renaming the key to use underscores (e.g., INPUT_SKIP_LHCI_INSTALL) for consistency with the INPUT_ format.

INPUT_SKIP-LHCI-INSTALL="false"