Docs: fix multiple typos in various files

[Sahil-Muhammed]

Made changes to the following files:

File	Correction
docs/tutorials/xsm_interrupts_tutorial.md	"to to" --> "to"
docs/roadmap/stage-16.md	"...sets its state..." --> "set its state"
docs/os_design/term_handler.md	"invloked" --> "invoked"
docs/support_tools/spl.md	"recommend" --> "recommended"
docs/roadmap/stage-17.md	"processess" --> "processes"
docs/roadmap/stage-18.md	""perfromed" --> "performed"
docs/roadmap/stage-19.md	"execption" --> "exception"
docs/os_design/exec.md	"Initilize" --> "Initialize"
docs/os_spec/expos_abstractions.md	"kernal" --> "kernel"
docs/os_spec/expos_abstractions.md	"... and the later is called the child process..." --> "...and the latter is called the child process..."
docs/roadmap/stage-20.md	"Fork system call returns to the the parent process" --> "Fork system call returns to the parent process" "guarentees" --> "guarantees" "...auxiliary information) form the page table of the..." --> "... auxiliary information) from the page table of the..." "folllowing" --> "following"
docs/os_design/fork.md	"initilized" --> "initialized"
docs/os_design/delete.md	"reseting" --> "resetting"
docs/os_design/close.md	"arguement" --> "argument"
docs/os_design/multiusersyscalls.md	"ecrypt statement" --> "encrypt statement"
docs/roadmap/stage-27.md	"processess" --> "processes", "inititated" --> "initiated"
docs/modules/module-06.md	"correpsonding" --> "corresponding"