Fix RUF015 (next() instead of list comprehensions[0])

https://docs.astral.sh/ruff/rules/-iterable-allocation-for-first-element/

src/ifc2ca/_deprecated/scriptCodeAsterBonded.py

@@ -55,7 +55,7 @@ class COMMANDFILE:
             conn["relatedElements"] = []
         for el in elements:
             for rel in el["connections"]:
-                conn = [c for c in connections if c["referenceName"] == rel["relatedConnection"]][0]
+                conn = next(c for c in connections if c["referenceName"] == rel["relatedConnection"])
                 conn["relatedElements"].append(rel)
         # End <--
 

src/ifc2ca/_deprecated/scriptSalomeBonded.py

@@ -192,7 +192,7 @@ class MODEL:
 
             el["linkObjs"] = [None for _ in el["connections"]]
             for j, rel in enumerate(el["connections"]):
-                conn = [c for c in connections if c["referenceName"] == rel["relatedConnection"]][0]
+                conn = next(c for c in connections if c["referenceName"] == rel["relatedConnection"])
                 if rel["eccentricity"]:
                     rel["index"] = len(conn["relatedElements"]) + 1
 

src/ifc2ca/scriptCodeAster.py

@@ -164,7 +164,7 @@ class CommandFileConstructor:
             self.calculateRestraints(conn)
         for el in elements:
             for rel in el["connections"]:
-                conn = [c for c in connections if c["ref_id"] == rel["related_connection"]][0]
+                conn = next(c for c in connections if c["ref_id"] == rel["related_connection"])
                 rel["conn_string"] = None
                 if conn["geometry_type"] == "Vertex":
                     rel["conn_string"] = "_0DC_"