feat(icons): added wifi-lock icon (#4913)

* feat(icons): added `wifi-lock` icon

* chore(metadata): added `wifi-lock` metadata

* chore(metadata): update `wifi-lock` use-cases metadata

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* Apply batched suggestions from code review

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* feat(icons): fixed `wifi-lock` icon

* Update icons/wifi-lock.svg

Co-authored-by: Karsa <contact@karsa.org>

* chore(metadata): format `wifi-lock` metadata

* Add EOF

* Fix missing newline in wifi-lock.svg

Add missing newline at the end of the SVG file.

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Eric Fennis <eric.fennis@gmail.com>
Co-authored-by: Karsa <contact@karsa.org>

icons/wifi-lock.json

@@ -0,0 +1,43 @@
+{
+  "$schema": "../icon.schema.json",
+  "contributors": [
+    "benhaube",
+    "colebemis",
+    "csandman",
+    "ericfennis",
+    "jguddas"
+  ],
+  "use-cases": [
+    "Representing a secured Wi-Fi network",
+    "Indicating an SSID requires a password to authenticate",
+    "Showing a locked wifi network in a list of available networks",
+    "Indicating a password-protected guest network",
+    "Denoting an encrypted hotspot or mobile tethering connection",
+    "Labelling wireless security settings in router or network apps"
+  ],
+  "tags": [
+    "admin",
+    "connection",
+    "secure",
+    "security",
+    "signal",
+    "network",
+    "password",
+    "wireless",
+    "hotspot",
+    "encrypted",
+    "locked",
+    "private",
+    "ssid",
+    "guest",
+    "router",
+    "access",
+    "authentication",
+    "protected"
+  ],
+  "categories": [
+    "connectivity",
+    "devices",
+    "security"
+  ]
+}

icons/wifi-lock.svg

@@ -0,0 +1,17 @@
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="currentColor"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M2 8.82a15 15 0 0120 0" />
+  <path d="M20 16v-2a2 2 0 00-4 0v2" />
+  <path d="M5 12.859a10 10 0 018.436-2.756" />
+  <path d="M8.5 16.429a5 5 0 011.794-1.13" />
+  <rect x="14" y="16" width="8" height="5" rx="1" />
+</svg>