fix: correct method descriptor in path traversal sanitizer

Author: simonresch

sanitizers/src/main/java/com/code_intelligence/jazzer/sanitizers/FilePathTraversal.java

@@ -136,10 +136,6 @@ public static Optional<Path> toRelativePath(Path path, Path currentDir) {
       type = HookType.BEFORE,
       targetClassName = "java.nio.file.Files",
       targetMethod = "readString")
-  @MethodHook(
-      type = HookType.BEFORE,
-      targetClassName = "java.nio.file.Files",
-      targetMethod = "newBufferedReader")
   @MethodHook(
       type = HookType.BEFORE,
       targetClassName = "java.nio.file.Files",
@@ -170,8 +166,9 @@ public static Optional<Path> toRelativePath(Path path, Path currentDir) {
       targetMethod = "newOutputStream")
   @MethodHook(
       type = HookType.BEFORE,
-      targetClassName = "java.nio.file.probeContentType",
-      targetMethod = "open")
+      targetClassName = "java.nio.file.Files",
+      targetMethod = "probeContentType",
+      targetMethodDescriptor = "(Ljava/nio/file/Path;)Ljava/lang/String;")
   @MethodHook(
       type = HookType.BEFORE,
       targetClassName = "java.nio.channels.FileChannel",