Manual redact tooltips (#2614)

# Description

Added tooltips and translations to all visible buttons on manual redact

## Checklist

- [ X] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [ X] I have performed a self-review of my own code
- [ X] I have attached images of the change if it is UI based
- [ X] I have commented my code, particularly in hard-to-understand
areas
- [ X] If my code has heavily changed functionality I have updated
relevant docs on [Stirling-PDFs doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
- [X ] My changes generate no new warnings
- [ X] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

src/main/resources/static/pdfjs-legacy/css/viewer-redact.css

@@ -4006,16 +4006,8 @@ body {
   color: var(--dialog-button-hover-color);
 }
 
-.toolbarButton > span {
-  display: inline-block;
-  width: 0;
-  height: 0;
-  overflow: hidden;
-}
-
 :is(.toolbarButton, .secondaryToolbarButton, .dialogButton)[disabled] {
-  opacity: 0.5;
-}
+ background-color : rgba(169, 201, 246, 0.5);}
 
 .splitToolbarButton > .toolbarButton:is(:hover, :focus-visible),
 .dropdownToolbarButton:hover {