website: Fix broken link in x86 stdlib tutorial (#88)

_pages/documentation/gem5-stdlib/2-tutorial-x86-fs.md

@@ -152,7 +152,7 @@ The `X86Board`'s `set_kernel_disk_workload` function requires a `kernel` and `di
 Both these are obtainable from the gem5 resources repository.
 Therefore, via the `Resource` class, we specify `x86-linux-kernel-5.4.49` for the Kernel (a Linux kernel, version 5.4.49, compiled to X86) and `x86-ubuntu-18.04-img` for the disk image (a disk image containing Ubuntu 18.04, for X86).
 The `Resource` class will automatically retrieve these resources if they are not already present on the host system.
-**Note: If a user wishes to use their own resource (that is, a resource not prebuilt as part of gem5-resources), they may follow the tutorial [here](../general_docs/gem5_resources.md)**
+**Note: If a user wishes to use their own resource (that is, a resource not prebuilt as part of gem5-resources), they may follow the tutorial [here](../general_docs/gem5_resources)**
 
 The `x86-ubuntu-18.04-img` has been designed to boot the OS, automatically login, and run `m5 readfile`.
 The `m5 readfile` will read a file and execute it.