Merge branch 'policy/modify-proto-files-names' into 'develop'

proto/context_policy.proto

proto/policy.proto

proto/policy_action.proto

proto/policy_condition.proto

...n/java/eu/teraflow/policy/context/ContextGatewayImpl.java

src/policy/src/main/proto/context-policy.proto

src/policy/src/main/proto/context_policy.proto

src/policy/src/main/proto/policy-action.proto

src/policy/src/main/proto/policy-condition.proto

src/policy/src/main/proto/policy_action.proto

src/policy/src/main/proto/policy_condition.proto

.../generated-sources/grpc/context_policy/ContextPolicy.java

...ted-sources/grpc/context_policy/ContextPolicyService.java

...sources/grpc/context_policy/ContextPolicyServiceBean.java

...urces/grpc/context_policy/ContextPolicyServiceClient.java

...sources/grpc/context_policy/ContextPolicyServiceGrpc.java

...s/grpc/context_policy/MutinyContextPolicyServiceGrpc.java

src/policy/target/generated-sources/grpc/policy/Policy.java

...cy/target/generated-sources/grpc/policy/PolicyAction.java

...target/generated-sources/grpc/policy/PolicyCondition.java