update db enrollment task role instructions (#44709)

Ask for task role name, not role ARN

web/packages/teleport/src/Discover/Database/DeployService/AutoDeploy/AutoDeploy.tsx

@@ -387,24 +387,21 @@ const CreateAccessRole = ({
     <StyledBox mb={5}>
       <H3 mb={2}>Step 1</H3>
       <P mb={2}>
-        Name a Task Role ARN for this Database Service and generate a configure
-        command. This command will configure the required permissions in your
-        AWS account.
+        Name an IAM role for the Teleport Database Service and generate a
+        configuration command. The generated command will create the role and
+        configure permissions for it in your AWS account.
       </P>
       <FieldInput
         mb={4}
         disabled={disabled}
         rule={requiredIamRoleName}
-        label="Name a Task Role ARN"
+        label="Name an IAM role"
         autoFocus
         value={taskRoleArn}
         placeholder="TeleportDatabaseAccess"
         width="440px"
         mr="3"
         onChange={e => setTaskRoleArn(e.target.value)}
-        toolTipContent={`Amazon Resource Names (ARNs) uniquely identify AWS \
-        resources. In this case you will naming an IAM role that this \
-        deployed service will be using`}
       />
       <ButtonSecondary mb={3} onClick={generateAutoConfigScript}>
         {scriptUrl ? 'Regenerate Command' : 'Generate Command'}