Add missing documentation for new OCR engine kraken (required for CI …

…test)

Signed-off-by: Stefan Weil <sw@weilnetz.de>

i18n/qqq.json

@@ -17,6 +17,7 @@
 	"language-code": "Form label for the 'languages' field.",
 	"engine": "Form label for the 'engine' field.\nOCR is a common abbreviation in English for \"Optical Characters Recognition\".",
 	"engine-name-google": "Option text for the 'google' engine.\nOCR is a common abbreviation in English for \"Optical Characters Recognition\".",
+	"engine-name-kraken": "Option text for the 'kraken' engine.",
 	"engine-name-tesseract": "Option text for the 'tesseract' engine.",
 	"engine-name-transkribus": "Option text for the 'transkribus' engine.\nOCR is a common abbreviation in English for \"Optical Characters Recognition\".",
 	"engine-not-found-warning": "Error message displayed when an invalid engine is requested.\n\nParameter:\n* $1 – the requested engine.\n* $2 – the default engine that is being used instead.",
@@ -39,6 +40,7 @@
 	"report-issue": "Link text in the footer for the issue-reporting link.",
 	"langs-placeholder": "Placeholder text for the language input field.",
 	"langs-param-error": "Error message displayed when invalid language(s) are submitted.\n\nParameters:\n* $1 – number of invalid languages\n* $2 - the list of invalid languages\n\nOCR is a common abbreviation in English for \"Optical Characters Recognition\".",
+	"kraken-options": "Heading for kraken-specific options.",
 	"tesseract-options": "Heading for Tesseract-specific options.",
 	"tesseract-psm-label": "Form label for the Tesseract page segmentation mode.",
 	"tesseract-psm-help": "Help text for the Tesseract page segmentation mode option. 'Sparse text' refers to options, see messages:\n* {{msg-wm|Wikimedia-ocr-tesseract-psm-11}} and\n* {{msg-wm|Wikimedia-ocr-tesseract-psm-12}}.",