Ignore CVE-2023-4237 in ansible-core, we don't use the ec2_key module

Already reviewed at
<freedomofpress/fpf-misc-resources#48>.

(cherry picked from commit 89c68d6)

Makefile

@@ -188,6 +188,7 @@ safety:  ## Run `safety check` to check python dependencies for vulnerabilities.
 		--ignore 67599 \
 		--ignore 70612 \
 		--ignore 71064 \
+		--ignore 70895 \
 		--full-report -r $$req_file \
 		&& echo -e '\n' \
 		|| exit 1; \