Properly installs pytest-mock via pipenv

Pipfile

@@ -55,7 +55,7 @@ tqdm = "*"
 uvicorn = {extras = ["standard"], version = "==0.25.0"}
 watchdog = "~=4.0"
 whitenoise = "~=6.7"
-whoosh="~=2.7"
+whoosh = "~=2.7"
 zxing-cpp = {version = "*", platform_machine = "== 'x86_64'"}
 
 [dev-packages]
@@ -71,6 +71,7 @@ pytest-httpx = "*"
 pytest-env = "*"
 pytest-sugar = "*"
 pytest-xdist = "*"
+pytest-mock = "*"
 pytest-rerunfailures = "*"
 imagehash = "*"
 daphne = "*"