e Fix F string

Author: claremacrae

build/prepare_release.py

@@ -153,8 +153,8 @@ def update_conan_recipe(self):
 
         check_step("Check out Conan master")
         check_step("Pull all changes in from upstream master")
-        check_step("Create branch F'approvaltests.cpp.{new_version_without_v}', if it does not already exist")
-        check_step("Check out branch F'approvaltests.cpp.{new_version_without_v}'")
+        check_step(F"Create branch 'approvaltests.cpp.{new_version_without_v}', if it does not already exist")
+        check_step(F"Check out branch 'approvaltests.cpp.{new_version_without_v}'")
 
         conan_approvaltests_dir = os.path.join(self.details.conan_repo_dir, 'recipes', 'approvaltests.cpp')