Fix integer check for rte parameter (BUGZ-3969)
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This merge request is automatically cherrypicked from !1571 (merged) from source branch https://source.coderefinery.org/andrii/arc/-/tree/bug-3969 orginally made by @andrii .
The original MR went to branch: https://source.coderefinery.org/nordugrid/arc/-/tree/master
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