fix compliance check for source check (compare with lower case)

Author: rui1610

tests/compliance/libs/constants/providers.py

@@ -4,7 +4,7 @@
 # BTP Provider
 PROVIDER_BTP = "btp"
 PROVIDER_BTP_REQUIRED_SOURCE = "sap/btp"
-PROVIDER_BTP_REQUIRED_VERSION = "1.4.0"
+PROVIDER_BTP_REQUIRED_VERSION = "~> 1.4.0"
 
 # Cloudfoundry Provider
 PROVIDER_CLOUDFOUNDRY = "cloudfoundry"

tests/compliance/libs/inspection/provider.py

@@ -75,7 +75,7 @@ def _check_providers(self, provider, tf_definitions):
                 # ... and if the source is not the required source for the provider
                 source = tf_definitions["required_providers"][provider]["source"]
                 # check if the source is not the required source
-                if (provider == "btp" and source not in PROVIDER_BTP_REQUIRED_SOURCE) or (provider == "cloudfoundry" and source not in PROVIDER_CLOUDFOUNDRY_REQUIRED_SOURCE):
+                if (provider == "btp" and source.lower() not in PROVIDER_BTP_REQUIRED_SOURCE.lower()) or (provider == "cloudfoundry" and source.lower() not in PROVIDER_CLOUDFOUNDRY_REQUIRED_SOURCE.lower()):
                     # ... then create a finding that the source is not the required source
                     finding = Finding(provider=provider,
                                       folder=self.folder,