Add mock tests for github and gitlab updaters

Author: GuillaumeGomez

Cargo.lock

@@ -41,7 +41,7 @@ comrak = { version = "0.9.1", default-features = false }
 toml = "0.5"
 schemamama = "0.3"
 schemamama_postgres = "0.3"
-systemstat = "0.1.4"
+systemstat = "0.1.7"
 prometheus = { version = "0.10.0", default-features = false }
 rustwide = "0.12"
 mime_guess = "2"
@@ -58,6 +58,7 @@ dashmap = "3.11.10"
 string_cache = "0.8.0"
 postgres-types = { version = "0.2", features = ["derive"] }
 getrandom = "0.2.1"
+funty = "=1.1.0"
 
 # Async
 tokio = { version = "1.0", features = ["rt-multi-thread"] }
@@ -102,6 +103,7 @@ procfs = "0.7"
 criterion = "0.3"
 kuchiki = "0.8"
 rand = "0.8"
+mockito = "0.29"
 
 [build-dependencies]
 time = "0.1"