Update linting

Author: LouisLeNezet

nf_core/subworkflows/lint/main_nf.py

@@ -48,7 +48,7 @@ def main_nf(_, subworkflow: NFCoreComponent) -> Tuple[List[str], List[str]]:
     state = "subworkflow"
     subworkflow_lines = []
     workflow_lines = []
-    main_lines : dict[str, list[str]] = {}
+    main_lines: dict[str, list[str]] = {}
     open_brackets = close_brackets = 0
     for line in lines:
         # Keep track of open and close brackets
@@ -131,11 +131,7 @@ def check_main_section(self, lines, included_components):
             return
         self.passed.append(("main_section", f"Subworkflow {workflow} does contain a main section", self.main_nf))
 
-    script = "".join([
-        line
-        for workflow in lines
-        for line in lines[workflow]
-    ])
+    script = "".join([line for workflow in lines for line in lines[workflow]])
 
     # Check that all included components are used
     # Check that all included component versions are used