Gemtext: fix preformatted issue

app/src/main/java/dev/lowrespalmtree/comet/Gemtext.kt

@@ -55,17 +55,17 @@ fun parseData(
 /** Parse a single line into a Line object. */
 private fun parseLine(line: CharBuffer, isPreformatted: Boolean): Line =
     when {
+        line.startsWith("```") -> PreFenceLine(getCharsFrom(line, 3))
+        isPreformatted -> PreTextLine(line.toString())
         line.startsWith("###") -> TitleLine(3, getCharsFrom(line, 3))
         line.startsWith("##") -> TitleLine(2, getCharsFrom(line, 2))
         line.startsWith("#") -> TitleLine(1, getCharsFrom(line, 1))
-        line.startsWith("```") -> PreFenceLine(getCharsFrom(line, 3))
         line.startsWith("* ") -> ListItemLine(getCharsFrom(line, 2))
         line.startsWith(">") -> getCharsFrom(line, 1)  // eh empty lines in quotes…
             .run { if (isBlank()) EmptyLine() else BlockquoteLine(this) }
         line.startsWith("=>") -> getCharsFrom(line, 2)
             .split(" ", "\t", limit = 2)
             .run { LinkLine(get(0), if (size == 2) get(1).trimStart() else "") }
-        isPreformatted -> PreTextLine(line.toString())
         line.isEmpty() -> EmptyLine()
         else -> ParagraphLine(line.toString())
     }