Fix CRLF line endings, should be LF (wrong editor configuration)

Problem/Motivation

Some files use CRLF line endings, instead of LF, causing git warnings:

Affected files:

warning: CRLF will be replaced by LF in web/modules/contrib/drowl_admin_dashboard/drowl_admin_dashboard.layouts.yml.
The file will have its original line endings in your working directory
warning: CRLF will be replaced by LF in web/modules/contrib/drowl_admin_dashboard/images/dashboard_admin_menu_icon.svg.
The file will have its original line endings in your working directory
warning: CRLF will be replaced by LF in web/modules/contrib/drowl_admin_dashboard/images/dashboard_admin_menu_icon__active.svg.
The file will have its original line endings in your working directory
warning: CRLF will be replaced by LF in web/modules/contrib/drowl_admin_dashboard/templates/layout/admin_dashboard_default.html.twig.
The file will have its original line endings in your working directory

Steps to reproduce

Run git add . on the modules checked out using composer

Proposed resolution

Configure editor correctly and re-save these files using LF line endings.

Remaining tasks

User interface changes

API changes

Data model changes