chore: Text improvements in the onboarding flow (#7115)

Author: matthewelwell

frontend/web/components/IntegrationSelect.tsx

@@ -235,7 +235,7 @@ const IntegrationSelect: FC<IntegrationSelectType> = ({ onComplete }) => {
         }}
         toggle={() => setShowCustomTool(!showCustomTool)}
       >
-        <p>Let us know what tool you would love to use with feature flags</p>
+        <p>Let us know what tool you would love to use with Flagsmith</p>
         <Input
           className='w-100'
           onChange={(e: React.ChangeEvent<HTMLInputElement>) => {

frontend/web/components/pages/OnboardingPage.tsx

@@ -67,7 +67,7 @@ const OnboardingPage: FC<OnboardingPageProps> = () => {
                     step={1}
                     currentStep={step}
                     title='Your account'
-                    description='This account will be set as the superuser for the Django Admin. You will be able to set up SSO and OAuth for your team members.'
+                    description='Create your admin account.'
                     completedTitle={`Hey, ${onboarding.first_name}!`}
                   >
                     <OnboardingAccountForm
@@ -83,7 +83,7 @@ const OnboardingPage: FC<OnboardingPageProps> = () => {
                     step={2}
                     currentStep={step}
                     title='Your organisation'
-                    description='Organisations are a way for you and other team members to manage projects and their features. Users can be members of multiple organisations.'
+                    description='Create a new organisation to work with your team members.'
                     completedTitle={`Creating the organisation ${onboarding.organisation_name}`}
                   >
                     <OnboardingOrganisationForm