new zoom name

[erics118]

as of around version 7.1.5, zoom finally got named "Zoom"

What does this PR add or change?

adds "Zoom" to :zoom:

Checklist

• SVG file(s) placed in svgs/ with :snake_case_name:.svg filename format
• Each SVG uses a 24x24 viewBox
• SVG(s) optimised with SVGOMG (or equivalent)
• Mapping file(s) added to mappings/ with matching name (no .svg extension)
• Mapping file lists all relevant app name variants in "App Name 1" | "App Name 2" format
• Tested locally with pnpm run build:dev — no errors and glyphs look correct in the browser preview
• Closes any related icon request issue(s) (use Closes #<issue> in the description above)

Preview