Do not restrict permissions of scripts.
https://github.com/irstlm-team/irstlm/pull/30
--- scripts/CMakeLists.txt.orig	2015-12-09 17:31:15.000000000 -0600
+++ scripts/CMakeLists.txt	2023-02-06 00:21:16.000000000 -0600
@@ -3,3 +3,2 @@
     DESTINATION bin
-    PERMISSIONS OWNER_EXECUTE OWNER_READ OWNER_WRITE
     )