Update Octicons to v10 (#12240)

* Update Octicons to v10

Besides a few renames, these icons are no longer present in v10 that we've
used, so had to change:

file-symlink-directory -> file-submodule
internal-repo -> repo
repo-force-push -> repo-push
repo-template-private -> repo-template

Fixes: https://github.com/go-gitea/gitea/issues/11889
Ref: https://github.com/primer/octicons/releases/tag/v10.0.0

* add custom sliders svg for removed octicon-settings

* apply suggestion

* fix triangles and use play on admin dashboard

* add custom mirror svg

* add missing build files

* unify custom svgs

* move to octicon-repo-clone to gitea-mirror

* use octicon-x on conflicts

* tweak timeline icons

* tweak comment buttons

* update settings icon to octicons v1

* switch to octicon-mirror and octicon-tools

* replace two wiki buttons with octicons

* remove whitespace in svg sources

* Fix filepath basename on Windows for SVG bindata (#12241)

* move octicons to devDependencies

* move back to dependencies

* move svgo to devDependencies again

Co-authored-by: Cirno the Strongest <1447794+CirnoT@users.noreply.github.com>
Co-authored-by: techknowlogick <techknowlogick@gitea.io>

templates/repo/settings/webhook/list.tmpl

@@ -48,7 +48,7 @@
 				{{else if eq .LastStatus 2}}
 					<span class="text red">{{svg "octicon-alert" 16}}</span>
 				{{else}}
-					<span class="text grey">{{svg "octicon-primitive-dot" 16}}</span>
+					<span class="text grey">{{svg "octicon-dot-fill" 16}}</span>
 				{{end}}
 				<a class="dont-break-out" href="{{$.BaseLink}}/{{.ID}}">{{.URL}}</a>
 				<div class="ui right">