Add missing slugs to titles with space (#295)

assets/custom-icons/_data/custom-icons.json

@@ -40,6 +40,7 @@
     },
     {
       "title": "Control D",
+      "slug": "controld",
       "hex": "5FD800"
     },
     {
@@ -88,9 +89,9 @@
       "title": "KuCoin",
       "hex": "01BC8D"
     },
-	{
+	  {
       "title": "La Poste",
-	  "slug": "laposte"
+	    "slug": "laposte"
     },
     {
       "title": "Microsoft"
@@ -137,10 +138,12 @@
       "color": "EF8300"
     },
     {
-      "title": "Privacy Guides"
+      "title": "Privacy Guides",
+      "slug": "privacyguides"
     },
     {
-      "title": "Privacy.com"
+      "title": "Privacy.com",
+      "slug": "privacy"
     },
     {
       "title": "Proton"
@@ -157,6 +160,7 @@
     },
     {
       "title": "Standard Notes",
+      "slug": "standardnotes",
       "hex": "2173E6"
     },
     {
@@ -168,6 +172,7 @@
     },
     {
       "title": "Trading 212",
+      "slug": "trading212",
       "hex": "4BA4DE"
     },
     {