regex with variable breaks highlighting

[LeonSchourek]

Required information for this issue:
because of the {{}} the highlighter dont know that its still in a string so the next " makes it think that there a new string beginn

• Your VS Code Version:
  1.91.0
• Your OS Version:
  windows 11
• Is this extension running on VS Code Remote or https://vscode.dev:
  no

Steps to Reproduce:

location ~ "(?-i)^{{ .Path }}/abc" {
}