Bump simple-icons from 1.9.7 to 1.9.9 (#2216)

Bumps [simple-icons](https://github.com/simple-icons/simple-icons) from 1.9.7 to 1.9.9.
- [Release notes](https://github.com/simple-icons/simple-icons/releases)
- [Commits](https://github.com/simple-icons/simple-icons/commits)

Signed-off-by: dependabot[bot] <support@dependabot.com>

package-lock.json

@@ -378,7 +378,8 @@
     "acorn": {
       "version": "2.7.0",
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-2.7.0.tgz",
-      "integrity": "sha1-q259nYhqrKiwhbwzEreaGYQz8Oc="
+      "integrity": "sha1-q259nYhqrKiwhbwzEreaGYQz8Oc=",
+      "optional": true
     },
     "acorn-dynamic-import": {
       "version": "2.0.2",
@@ -3906,7 +3907,8 @@
     "cssom": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/cssom/-/cssom-0.3.2.tgz",
-      "integrity": "sha1-uANhcMefB6kP8vFuIihAJ6JDhIs="
+      "integrity": "sha1-uANhcMefB6kP8vFuIihAJ6JDhIs=",
+      "optional": true
     },
     "cssstyle": {
       "version": "0.2.37",
@@ -9563,6 +9565,7 @@
           "version": "0.1.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "kind-of": "^3.0.2",
             "longest": "^1.0.1",
@@ -9884,7 +9887,8 @@
         "is-buffer": {
           "version": "1.1.6",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "is-builtin-module": {
           "version": "1.0.0",
@@ -9968,6 +9972,7 @@
           "version": "3.2.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "is-buffer": "^1.1.5"
           }
@@ -10014,7 +10019,8 @@
         "longest": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "lru-cache": {
           "version": "4.1.3",
@@ -10280,7 +10286,8 @@
         "repeat-string": {
           "version": "1.6.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "require-directory": {
           "version": "2.1.1",
@@ -12578,9 +12585,9 @@
       "dev": true
     },
     "simple-icons": {
-      "version": "1.9.7",
-      "resolved": "https://registry.npmjs.org/simple-icons/-/simple-icons-1.9.7.tgz",
-      "integrity": "sha512-xDK3NcfS/mzo9j0gol69eemTSNHdD3GMJsparfTl6HAK//RIAG/x873piyJIjetLOJkPMO7S+R2Pbz0saEhxqw=="
+      "version": "1.9.9",
+      "resolved": "https://registry.npmjs.org/simple-icons/-/simple-icons-1.9.9.tgz",
+      "integrity": "sha512-EJPEBJCCQ2cKcdOGx8qRJD827rAnH6/+h3oEHaPeb8Pqqql9PA9iM4DAsRfE8rm0r3IPAAy0bVWbOccrQLBseQ=="
     },
     "sinon": {
       "version": "7.0.0",