[spruce] Bump to pytest 7.2.0 to fix security issue (pinecone-io#241)

## Problem

Dependabot shows a vulnerability in one of our dev dependencies
https://github.com/pinecone-io/pinecone-python-client/security/dependabot/7

## Solution

Bump to a version with the fix, pytest 7.2.0, and confirm tests still
run.

## Type of Change

- [x] Infrastructure change (CI configs, etc)

Author: jhamon

poetry.lock

@@ -69,7 +69,7 @@ protobuf = { version = "~=3.20.0", optional = true }
 [tool.poetry.group.dev.dependencies]
 numpy = ">=1.22"
 pdoc = "^14.1.0"
-pytest = "6.2.4"
+pytest = "7.2.0"
 pytest-asyncio = "0.15.1"
 pytest-cov = "2.10.1"
 pytest-mock = "3.6.1"