Fix a target path for docker execution

[suzuki]

About

• phpstan-analyze-this-file and phpstan-analyze-file are not working when using docker

Reproduction

• Open test-docker.php in this repository
• M-x phpstan-analyze-this-file

Output of current codes

-*- mode: compilation; default-directory: "/tmp/phpstan.el/" -*-
Compilation started at Wed Dec 13 08:14:16

docker run --rm -v /tmp/phpstan.el/\:/app ghcr.io/phpstan/phpstan analyze --error-format\=raw --no-progress --no-interaction -c /app/tests/phpstan-docker.neon --memory-limit 4G -l 7 -- /tmp/phpstan.el/test-docker.php
Path /tmp/phpstan.el/test-docker.php does not exist

Compilation exited abnormally with code 1 at Wed Dec 13 08:14:17, duration 0.48 s

• /tmp/phpstan.el/test-docker.php is wrong path
  • /app is missing

Output of fixed codes

-*- mode: compilation; default-directory: "/tmp/phpstan.el/" -*-
Compilation started at Wed Dec 13 08:15:27

docker run --rm -v /tmp/phpstan.el/\:/app ghcr.io/phpstan/phpstan analyze --error-format\=raw --no-progress --no-interaction -c /app/tests/phpstan-docker.neon --memory-limit 4G -l 7 -- /app/test-docker.php
/app/test-docker.php:4:Function f not found.
/app/test-docker.php:7:Constant Fooo not found.

Compilation exited abnormally with code 1 at Wed Dec 13 08:15:28, duration 1.05 s