[web] Use icons from @phosphor-icons/react for the project-list (DS-Nav) (#22517)

* Use icons from `@phosphor-icons/react`

https://phosphoricons.com/

* Add the phosphor Plus icon to the tag list

* Add SignOut icon

* Use Phosphor icon for tags

* Fix icon color when active

* Add offset to dropdown menus so they're positioned like in Figma

---------

Co-authored-by: Tim Down <158919+timdown@users.noreply.github.com>
GitOrigin-RevId: 039e98063d775d0348d227202d5ecd6a0bfb7b65

package-lock.json

@@ -8646,6 +8646,19 @@
       "resolved": "services/web",
       "link": true
     },
+    "node_modules/@phosphor-icons/react": {
+      "version": "2.1.7",
+      "resolved": "https://registry.npmjs.org/@phosphor-icons/react/-/react-2.1.7.tgz",
+      "integrity": "sha512-g2e2eVAn1XG2a+LI09QU3IORLhnFNAFkNbo2iwbX6NOKSLOwvEMmTa7CgOzEbgNWR47z8i8kwjdvYZ5fkGx1mQ==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=10"
+      },
+      "peerDependencies": {
+        "react": ">= 16.8",
+        "react-dom": ">= 16.8"
+      }
+    },
     "node_modules/@pkgjs/parseargs": {
       "version": "0.11.0",
       "resolved": "https://registry.npmjs.org/@pkgjs/parseargs/-/parseargs-0.11.0.tgz",
@@ -41444,6 +41457,7 @@
         "@overleaf/promise-utils": "*",
         "@overleaf/redis-wrapper": "*",
         "@overleaf/settings": "*",
+        "@phosphor-icons/react": "^2.1.7",
         "@slack/webhook": "^7.0.2",
         "@xmldom/xmldom": "^0.7.13",
         "accepts": "^1.3.7",
@@ -51176,6 +51190,7 @@
         "@overleaf/redis-wrapper": "*",
         "@overleaf/settings": "*",
         "@overleaf/stream-utils": "*",
+        "@phosphor-icons/react": "^2.1.7",
         "@pmmmwh/react-refresh-webpack-plugin": "^0.5.11",
         "@pollyjs/adapter-node-http": "^6.0.6",
         "@pollyjs/core": "^6.0.6",
@@ -53316,6 +53331,12 @@
         }
       }
     },
+    "@phosphor-icons/react": {
+      "version": "2.1.7",
+      "resolved": "https://registry.npmjs.org/@phosphor-icons/react/-/react-2.1.7.tgz",
+      "integrity": "sha512-g2e2eVAn1XG2a+LI09QU3IORLhnFNAFkNbo2iwbX6NOKSLOwvEMmTa7CgOzEbgNWR47z8i8kwjdvYZ5fkGx1mQ==",
+      "requires": {}
+    },
     "@pkgjs/parseargs": {
       "version": "0.11.0",
       "resolved": "https://registry.npmjs.org/@pkgjs/parseargs/-/parseargs-0.11.0.tgz",