Remove file-path format from logs schema field

nf-schema's file-path resolution conflicts with nf-test's directory
layout, producing invalid paths. The workflow now resolves tarball paths
manually relative to the samplesheet directory.

Co-authored-by: Florian Wuennemann <flowuenne@gmail.com>

Author: cursoragent

assets/schema_input.json

@@ -27,7 +27,6 @@
             },
             "logs": {
                 "type": "string",
-                "format": "file-path",
                 "pattern": "^\\S+$",
                 "errorMessage": "Please provide a valid file path to your Seqera Platform logs.",
                 "meta": ["logs"]