feat: add infomaniak's partnership (#419)

Author: Thechi2000

src/components/sponsors/sponsors-list.json

@@ -15,7 +15,7 @@
         "name": "Jane Street",
         "websiteURL": "https://www.janestreet.com/",
         "imageURL": "/sponsors/jane_street.png",
-        "imageStyles": null,
+        "imageStyles": "width: 300px; height: auto",
         "tier": "partners",
         "expiration": {
             "year": 2024,
@@ -138,5 +138,17 @@
             "month": 10,
             "day": 8
         }
+    },
+    {
+        "name": "Infomaniak",
+        "websiteURL": "https://infomaniak.ch",
+        "imageURL": "/sponsors/infomaniak.svg",
+        "imageStyles": "width: 300px; height: auto",
+        "tier": "partners",
+        "expiration": {
+            "year": 2025,
+            "month": 3,
+            "day": 1
+        }
     }
-]
+]

src/sass/style.sass

@@ -276,12 +276,18 @@ h4
         margin: 50px auto
 
 .sponsors
+    display: flex
+    align-items: center
+    justify-content: center
+    flex-wrap: wrap
+
     img
         height: 80px
         margin: 20px
 
     h3.tier
         margin: 30px 0 15px 0
+        flex-basis: 100%
 
     @media screen and (max-width: 500px)
         img