Add mimetypes for jp2 and webp

Those image formats can be processed by Tesseract, so they are needed
for improved Nextcloud OCR.

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

resources/config/mimetypemapping.dist.json

@@ -71,6 +71,7 @@
 	"iiq": ["image/x-dcraw"],
 	"impress": ["text/impress"],
 	"java": ["text/x-java-source"],
+	"jp2": ["image/jp2"],
 	"jpeg": ["image/jpeg"],
 	"jpg": ["image/jpeg"],
 	"jps": ["image/jpeg"],
@@ -170,6 +171,7 @@
 	"vsd": ["application/vnd.visio"],
 	"wav": ["audio/wav"],
 	"webm": ["video/webm"],
+	"webp": ["image/webp"],
 	"woff": ["application/font-woff"],
 	"wpd": ["application/vnd.wordperfect"],
 	"wmv": ["video/x-ms-wmv"],