upgrade to the latest version of tika 1.x

there are 2.x and now 3.x versions, but i have not investigated the ease
of migration, but this at least moves beyond the version with a high
vulnerability warning

build.sbt

@@ -129,7 +129,7 @@ lazy val cropper = playProject("cropper", 9006)
 
 lazy val imageLoader = playProject("image-loader", 9003).settings {
   libraryDependencies ++= Seq(
-    "org.apache.tika" % "tika-core" % "1.20",
+    "org.apache.tika" % "tika-core" % "1.28.5",
     "com.drewnoakes" % "metadata-extractor" % "2.17.0"
   )
 }