ui5-tooling: ui5 build --exclude-task escapeNonAsciiCharacters Not Working For Preload

Expected Behavior

To not escape the non ascii character in the Component-preload.

Current Behavior

Escapes the non ascii character in the Component-preload.

Steps to reproduce the issue

1. ui5 build --exclude-task escapeNonAsciiCharacters
2. Check dist/Component-preload.js
3. The non ascii characters were escaped.

Context

• UI5 Module Version (output of ui5 --version when using the CLI): 1.7.0
• Node.js Version: v10.15.3
• npm Version: 6.4.1
• OS/Platform: Windows Professional 64
• Browser (if relevant): NA
• Other information: NA

Affected components (if known)

• ui5-builder
• ui5-server
• ui5-cli
• ui5-fs
• ui5-project
• ui5-logger

Log Output / Stack Trace

NA