removed section on passwordless since flutter doesnt support it yet

src/pages/[platform]/build-a-backend/auth/modify-resources-with-cdk/index.mdx

@@ -117,6 +117,8 @@ cfnUserPool.enabledMfas = [...(cfnUserPool.enabledMfas || []), "EMAIL_OTP"]
 {/* BYO custom idp construct */}
 {/* extend auth/unauth roles */}
 
+<InlineFilter filters={["android","angular", "javascript", "nextjs", "react", "react-native", "swift", "vue"]}>
+
 ### Override Cognito UserPool to enable passwordless sign-in methods
 
 You can modify the underlying Cognito user pool resource to enable sign in with passwordless methods. [Learn more about passwordless sign-in methods](/[platform]/build-a-backend/auth/concepts/passwordless/).
@@ -146,3 +148,4 @@ cfnUserPoolClient.explicitAuthFlows = [
 cfnUserPool.addPropertyOverride('WebAuthnRelyingPartyID', '<RELYING_PARTY>');
 cfnUserPool.addPropertyOverride('WebAuthnUserVerification', 'preferred');
 ```
+</InlineFilter>