feat: add new rule correct-game-instantiating

[incendial]

What is the purpose of this pull request? (put an "X" next to an item)

• Documentation update
• Bug fix
• New rule
• Changes an existing rule
• Add autofixing to a rule
• Add a CLI option
• Add something to the core
• Other, please explain:

[codecov]

Codecov Report

Merging #1163 (8075573) into master (8676f24) will increase coverage by 0.05%.
The diff coverage is 98.14%.

❗ Current head 8075573 differs from pull request most recent head 50cf829. Consider uploading reports for the commit 50cf829 to get more accurate results

@@            Coverage Diff             @@
##           master    #1163      +/-   ##
==========================================
+ Coverage   85.62%   85.67%   +0.05%     
==========================================
  Files         350      353       +3     
  Lines        7944     7980      +36     
==========================================
+ Hits         6802     6837      +35     
- Misses       1142     1143       +1     

Impacted Files	Coverage Δ
...nalyzers/lint_analyzer/rules/models/rule_type.dart	100.00% <ø> (ø)
...c/analyzers/lint_analyzer/rules/rules_factory.dart	75.00% <ø> (ø)
...instantiating/correct_game_instantiating_rule.dart	95.83% <95.83%> (ø)
...alyzers/lint_analyzer/rules/models/flame_rule.dart	100.00% <100.00%> (ø)
...rules_list/correct_game_instantiating/visitor.dart	100.00% <100.00%> (ø)
lib/src/utils/flutter_types_utils.dart	100.00% <100.00%> (ø)
...les_list/no_magic_number/no_magic_number_rule.dart	93.47% <0.00%> (-1.53%)	⬇️
...ules/rules_list/no_magic_number/config_parser.dart	100.00% <0.00%> (ø)
...rules_list/use_setstate_synchronously/helpers.dart	100.00% <0.00%> (ø)

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more

[spydon]

Looks good! 🔥

[dkrutskikh]

@incendial maybe for Flutter Flame Engine ?