Rename function SetupTLSLoadCertificate
Rename function SetupTLSLoadCertificate

To increase understanding of code, rename function to `SetupTLSLoadCA`,
since it sets up TLS and loads the Certification Authority (CA).

lebauce/skydive,lebauce/skydive,skydive-project/skydive,skydive-project/skydive,skydive-project/skydive,skydive-project/skydive,lebauce/skydive,lebauce/skydive,lebauce/skydive,skydive-project/skydive,lebauce/skydive,skydive-project/skydive,lebauce/skydive,skydive-project/skydive,lebauce/skydive