[nrf fromtree] scripts: west_commands: runners: Fix f-string-missing-placeholders (F541)

Constant strings should not be f-strings.

See https://docs.astral.sh/ruff/rules/f-string-missing-placeholders/

Signed-off-by: Pieter De Gendt <[email protected]>
(cherry picked from commit 7f72dd3)

Signed-off-by: Tomasz Chyrowicz <[email protected]>

Author: pdgendt

scripts/west_commands/runners/linkserver.py

@@ -90,7 +90,7 @@ def do_add_parser(cls, parser):
                             {DEFAULT_LINKSERVER_EXE}''')
         # user may need to override settings.
         parser.add_argument('--override', required=False, action='append',
-                            help=f'''configuration overrides as defined bylinkserver. Example: /device/memory/0/location=0xcafecafe''')
+                            help='''configuration overrides as defined bylinkserver. Example: /device/memory/0/location=0xcafecafe''')
 
     @classmethod
     def do_create(cls, cfg, args):

scripts/west_commands/runners/nrfutil.py

@@ -97,7 +97,7 @@ def _exec_batch(self):
                             indent=4) + '\n'
 
         hex_dir = Path(self.hex_).parent
-        json_file = os.fspath(hex_dir / f'generated_nrfutil_batch.json')
+        json_file = os.fspath(hex_dir / 'generated_nrfutil_batch.json')
 
         with open(json_file, "w") as f:
             f.write(batch)