[web] Migrate all of the Git bridge modal in editor left menu to BS5 (#21786)

* Remove dead code: `GitBridgeOptionalTokensContent`

* Update git-brigde modal to BS5

* Update Check Icon to BS5

* Delete removed translations

GitOrigin-RevId: 6a2616939a307240994d5933f1e39bcdd3dfa053

services/web/frontend/extracted-translations.json

@@ -566,13 +566,11 @@
   "git_authentication_token_create_modal_info_2": "",
   "git_bridge_modal_click_generate": "",
   "git_bridge_modal_enter_authentication_token": "",
-  "git_bridge_modal_git_authentication_tokens": "",
   "git_bridge_modal_git_clone_your_project": "",
   "git_bridge_modal_learn_more_about_authentication_tokens": "",
   "git_bridge_modal_read_only": "",
   "git_bridge_modal_see_once": "",
   "git_bridge_modal_use_previous_token": "",
-  "git_bridge_modal_you_can_also_git_clone": "",
   "git_integration": "",
   "git_integration_info": "",
   "github_commit_message_placeholder": "",

services/web/locales/en.json

@@ -807,13 +807,11 @@
   "git_authentication_token_create_modal_info_2": "<0>You will only see this authentication token once so please copy it and keep it safe</0>. For full instructions on using authentication tokens, visit our <1>help page</1>.",
   "git_bridge_modal_click_generate": "Click <strong>Generate token</strong> to generate your authentication token now. Or do this later in your Account Settings.",
   "git_bridge_modal_enter_authentication_token": "When prompted for a password, enter your new authentication token:",
-  "git_bridge_modal_git_authentication_tokens": "Git authentication tokens",
   "git_bridge_modal_git_clone_your_project": "Git clone your project by using the link below and a Git authentication token",
   "git_bridge_modal_learn_more_about_authentication_tokens": "Learn more about Git integration authentication tokens.",
   "git_bridge_modal_read_only": "<strong>You have read-only access to this project.</strong> This means you can pull from __appName__ but you can’t push any changes you make back to this project.",
   "git_bridge_modal_see_once": "You’ll only see this token once. To delete it or generate a new one, visit Account Settings. For detailed instructions and troubleshooting, read our <0>help page</0>.",
   "git_bridge_modal_use_previous_token": "If you’re prompted for a password, you can use a previously generated Git authentication token. Or you can generate a new one in Account Settings. For more support, read our <0>help page</0>.",
-  "git_bridge_modal_you_can_also_git_clone": "You can also git clone your project by using the link below and a Git authentication token.",
   "git_gitHub_dropbox_mendeley_and_zotero_integrations": "Git, GitHub, Dropbox, Mendeley, and Zotero integrations",
   "git_integration": "Git Integration",
   "git_integration_info": "With Git integration, you can clone your Overleaf projects with Git. For full instructions on how to do this, read <0>our help page</0>.",

services/web/locales/zh-CN.json

@@ -761,13 +761,11 @@
   "git_authentication_token_create_modal_info_2": "<0>您将只会看到此身份验证令牌仅一次，因此请复制它并确保其安全存储</0>。有关使用身份验证令牌的完整说明，请访问我们的<1>帮助页面</1>。",
   "git_bridge_modal_click_generate": "单击<strong>生成令牌</strong>立即生成您的身份验证令牌。或者稍后在您的帐户设置中执行此操作。",
   "git_bridge_modal_enter_authentication_token": "当提示输入密码时，请输入新的身份验证令牌：",
-  "git_bridge_modal_git_authentication_tokens": "Git 身份验证令牌",
   "git_bridge_modal_git_clone_your_project": "使用下面的链接和 Git 身份验证令牌来克隆你的项目",
   "git_bridge_modal_learn_more_about_authentication_tokens": "了解有关Git集成身份验证令牌的更多信息。",
   "git_bridge_modal_read_only": "<strong>您对此项目具有只读访问权限</strong>这意味着您可以从__appName__中提取，但不能将您所做的任何更改推送回该项目。",
   "git_bridge_modal_see_once": "您只能看到此令牌一次。要删除或生成新帐户，请访问“帐户设置”。有关详细说明和故障排除，请阅读我们的<0>帮助页面</0>。",
   "git_bridge_modal_use_previous_token": "如果系统提示您输入密码，您可以使用以前生成的Git身份验证令牌。或者，您可以在“帐户设置”中生成一个新帐户。有关更多支持，请阅读我们的<0>帮助页面</0>。",
-  "git_bridge_modal_you_can_also_git_clone": "您也可以使用下面的链接和git身份验证令牌来git克隆您的项目。",
   "git_gitHub_dropbox_mendeley_and_zotero_integrations": "Git、GitHub、Dropbox、Mendeley 和 Zotero 集成",
   "git_integration": "Git 集成",
   "git_integration_info": "通过Git集成，你可以用Git克隆你的Overleaf项目。有关完整教程, 请阅读 <0>我们的帮助页面</0>。",