Correct spelling mistakes in documentation and UI text (#1339)

* Fix typo in language selection dropdown message

* Fix spelling error in feedback modal header/footer

* Fix typo: `verifable` → `verifiable`

apps/base-docs/docs/tools/oracles.md

@@ -17,7 +17,7 @@ keywords:
     Pyth,
     VRF,
     Gelato VRF,
-    Gelato verifable random function,
+    Gelato verifiable random function,
     verifiable random function,
     generate random numbers,
     RNG,

apps/base-docs/docusaurus.config.js

@@ -317,7 +317,7 @@ const config = {
             },
           ],
         },
-        // Langauge selection dropdown will be supported in the future
+        // Language selection dropdown will be supported in the future
         // {
         //   type: 'localeDropdown',
         //   navposition: 'bottomRight',
@@ -344,7 +344,7 @@ const config = {
       respectPrefersColorScheme: false,
     },
   },
-  // Langauge selection dropdown will be supported in the future
+  // Language selection dropdown will be supported in the future
   // i18n: {
   //   defaultLocale: 'en',
   //   locales: ['en', 'fr'],

apps/base-docs/src/components/DocFeedback/styles.module.css

@@ -71,7 +71,7 @@
   transform: scale(-1, 1);
 }
 
-/* Feedbak Modal Header/Footer */
+/* Feedback Modal Header/Footer */
 .feedbackModalHeader {
   display: flex;
   justify-content: center;