Change inconsistent api naming

src/main/python/ddadevops/release_mixin/infrastructure_api.py

@@ -167,7 +167,7 @@ class ClojureFileHandler(FileHandler):
             clj_file.truncate()
 
 
-class SystemAPI():
+class SystemApi():
 
     def __init__(self):
         self.stdout = [""]
@@ -192,7 +192,7 @@ class SystemAPI():
 class GitApi():
 
     def __init__(self):
-        self.system_api = SystemAPI()
+        self.system_api = SystemApi()
 
     def get_latest_n_commits(self, n: int):
         self.system_api.run_checked(

src/test/python/release_mixin/helper.py

@@ -1,5 +1,5 @@
 from pathlib import Path
-from src.main.python.ddadevops.release_mixin.infrastructure_api import SystemAPI
+from src.main.python.ddadevops.release_mixin.infrastructure_api import SystemApi
 
 
 class Helper():
@@ -9,5 +9,5 @@ class Helper():
         self.TEST_FILE_PATH = self.TEST_FILE_ROOT / self.TEST_FILE_NAME        
 
     def copy_files(self, source: Path, target: Path):
-        api = SystemAPI()
+        api = SystemApi()
         api.run_checked('cp', source, target)

src/test/python/release_mixin/mock_infrastructure_api.py

@@ -1,4 +1,4 @@
-class MockSystemAPI():
+class MockSystemApi():
 
     def __init__(self):
         self.stdout = [""]
@@ -14,7 +14,7 @@ class MockSystemAPI():
 class MockGitApi():
 
     def __init__(self, commit_string = ""):
-        self.system_api = MockSystemAPI()
+        self.system_api = MockSystemApi()
         self.get_latest_commit_count = 0
         self.commit_string = commit_string
         self.tag_annotated_count = 0