fix: typos

Author: joebourne

src/index.js

@@ -23,7 +23,7 @@ function identifyFactory(key, getGlobalData) {
   };
 }
 
-// Create the page() functino
+// Create the page() function
 function pageFactory(key, getGlobalData) {
   return async (name, data = {}) => {
     const { page } = await loadScript(key);
@@ -32,7 +32,7 @@ function pageFactory(key, getGlobalData) {
   };
 }
 
-// create the group() functino
+// create the group() function
 function groupFactory(key, getGlobalData) {
   return async (groupId, data) => {
     const { group } = await loadScript(key);

src/index.test.js

@@ -42,12 +42,12 @@ describe('init', () => {
     expect(typeof result.identify).toEqual('function');
   });
 
-  it('should return an page function', () => {
+  it('should return a page function', () => {
     result = init(KEY);
     expect(typeof result.page).toEqual('function');
   });
 
-  it('should return an group function', () => {
+  it('should return a group function', () => {
     result = init(KEY);
     expect(typeof result.group).toEqual('function');
   });