lint: Enable no_literal_bool_comparisons

Docs:
  https://dart.dev/tools/linter-rules/no_literal_bool_comparisons

Author: gnprice

analysis_options.yaml

@@ -23,7 +23,7 @@ linter:
   # producing the lint.
   rules:
     # avoid_print: false  # Uncomment to disable the `avoid_print` rule
-    # prefer_single_quotes: true  # Uncomment to enable the `prefer_single_quotes` rule
+    no_literal_bool_comparisons: true
     prefer_relative_imports: true
 
 # Additional information about this file can be found at