Minimal cordova required is now 9, due to cocoapods configuration,

Author: andrehtissot

plugin.xml

@@ -28,6 +28,7 @@
 	</js-module>
 
 	<engines>
+		<engine name="cordova" version=">=9.0.0" />
 		<engine name="cordova-android" version=">=8.0.0" />
 		<engine name="cordova-ios" version=">=5.0.0" />
 	</engines>
@@ -123,8 +124,8 @@
                 <source url="https://github.com/CocoaPods/Specs.git"/>
 			</config>
 			<pods>
-				<pod name="Firebase/Analytics" spec=">= 6.21.0" />
-				<pod name="Firebase/Messaging" spec=">= 6.21.0" />
+				<pod name="Firebase/Analytics" />
+				<pod name="Firebase/Messaging" />
 			</pods>
 		</podspec>
 	</platform>