🌐 Sync Translations + Update README Progress Table (#3617)

### Description of Changes

This Pull Request was automatically generated to synchronize updates to
translation files and documentation. Below are the details of the
changes made:

#### **1. Synchronization of Translation Files**
- Updated translation files (`messages_*.properties`) to reflect changes
in the reference file `messages_en_GB.properties`.
- Ensured consistency and synchronization across all supported language
files.
- Highlighted any missing or incomplete translations.

#### **2. Update README.md**
- Generated the translation progress table in `README.md`.
- Added a summary of the current translation status for all supported
languages.
- Included up-to-date statistics on translation coverage.

#### **Why these changes are necessary**
- Keeps translation files aligned with the latest reference updates.
- Ensures the documentation reflects the current translation progress.

---

Auto-generated by [create-pull-request][1].

[1]: https://github.com/peter-evans/create-pull-request

---------

Co-authored-by: stirlingbot[bot] <195170888+stirlingbot[bot]@users.noreply.github.com>

src/main/resources/messages_fr_FR.properties

@@ -1569,3 +1569,38 @@ cookieBanner.preferencesModal.necessary.description=These cookies are essential
 cookieBanner.preferencesModal.analytics.title=Analytics
 cookieBanner.preferencesModal.analytics.description=These cookies help us understand how our tools are being used, so we can focus on building the features our community values most. Rest assured—Stirling PDF cannot and will never track the content of the documents you work with.
 
+#fakeScan
+fakeScan.title=Fake Scan
+fakeScan.header=Fake Scan
+fakeScan.description=Create a PDF that looks like it was scanned
+fakeScan.selectPDF=Select PDF:
+fakeScan.quality=Scan Quality
+fakeScan.quality.low=Low
+fakeScan.quality.medium=Medium
+fakeScan.quality.high=High
+fakeScan.rotation=Rotation Angle
+fakeScan.rotation.none=None
+fakeScan.rotation.slight=Slight
+fakeScan.rotation.moderate=Moderate
+fakeScan.rotation.severe=Severe
+fakeScan.submit=Create Fake Scan
+
+#home.fakeScan
+home.fakeScan.title=Fake Scan
+home.fakeScan.desc=Create a PDF that looks like it was scanned
+fakeScan.tags=scan,simulate,realistic,convert
+
+# FakeScan advanced settings (frontend)
+fakeScan.advancedSettings=Enable Advanced Scan Settings
+fakeScan.colorspace=Colorspace
+fakeScan.colorspace.grayscale=Grayscale
+fakeScan.colorspace.color=Color
+fakeScan.border=Border (px)
+fakeScan.rotate=Base Rotation (degrees)
+fakeScan.rotateVariance=Rotation Variance (degrees)
+fakeScan.brightness=Brightness
+fakeScan.contrast=Contrast
+fakeScan.blur=Blur
+fakeScan.noise=Noise
+fakeScan.yellowish=Yellowish (simulate old paper)
+fakeScan.resolution=Resolution (DPI)