Replace the unavailable linked test-case for PR 2875 with a reduced test-case

This reduced PDF file only contains the relevant text/font; for reference please see PR 2875.

test/pdfs/.gitignore

@@ -22,6 +22,7 @@
 !rotation.pdf
 !simpletype3font.pdf
 !sizes.pdf
+!javauninstall-7r.pdf
 !issue3205r.pdf
 !close-path-bug.pdf
 !issue2948.pdf

test/pdfs/javauninstall-7.pdf.link

@@ -1 +0,0 @@
-http://www.cyberagentfx.jp/gaikaex/pdf/javauninstall-7.pdf

test/test_manifest.json

@@ -1913,11 +1913,10 @@
       "type": "eq"
     },
     {  "id": "javauninstall-7",
-      "file": "pdfs/javauninstall-7.pdf",
+       "file": "pdfs/javauninstall-7r.pdf",
-      "md5": "c9eb59503923c9125b9660e348618675",
+       "md5": "c0089082a86826fa0195eeeb73f7f895",
        "rounds": 1,
-      "link": true,
+       "link": false,
-      "lastPage": 1,
        "type": "eq"
     },
     {  "id": "jst2007-5",