[hp-update-remote] Implement hands on hp-update-remote (#81)

# Exercise Review

## Exercise Discussion

#57 

## Checklist

- [ ] If you require a new remote repository on the `Git-Mastery`
organization, have you [created a
request](https://github.com/git-mastery/exercises/issues/new?template=request_exercise_repository.md)
for it?
- [ ] Have you written unit tests using
[`repo-smith`](https://github.com/git-mastery/repo-smith) to validate
the exercise grading scheme?
- [X] Have you tested the download script using `test-download.sh`?
- [X] Have you verified that this exercise does not already exist or is
not currently in review?
- [ ] Did you introduce a new grading mechanism that should belong to
[`git-autograder`](https://github.com/git-mastery/git-autograder)?
- [ ] Did you introduce a new dependency that should belong to
[`app`](https://github.com/git-mastery/app)?

Author: VikramGoyal23

hands_on/update_remote.py

@@ -0,0 +1,52 @@
+import os
+
+from exercise_utils.cli import run_command
+from exercise_utils.file import create_or_update_file, append_to_file
+from exercise_utils.git import add, init, commit, add_remote
+from exercise_utils.github_cli import (
+    delete_repo,
+    has_repo,
+    get_github_username,
+    create_repo
+    )
+
+__requires_git__ = True
+__requires_github__ = True
+
+REPO_NAME = "gitmastery-things"
+
+def download(verbose: bool):
+    username = get_github_username(verbose)
+    os.makedirs("things")
+    os.chdir("things")
+    init(verbose)
+    create_or_update_file("fruits.txt", """
+        apples
+        bananas
+        cherries
+        dragon fruits
+        """,
+    )
+    add(["fruits.txt"], verbose)
+    append_to_file("fruits.txt", "figs")
+    add(["fruits.txt"], verbose)
+    commit("Insert figs into fruits.txt", verbose)
+    create_or_update_file("colours.txt", """
+        a file for colours 
+        """,
+    )
+    create_or_update_file("shapes.txt", """
+        a file for shapes 
+        """,
+    )
+    add(["colours.txt", "shapes.txt"], verbose)
+    commit("Add colours.txt, shapes.txt", verbose)
+    repo_check = has_repo(REPO_NAME, False, verbose)
+
+    if repo_check:
+        delete_repo(REPO_NAME, verbose)
+
+    create_repo(REPO_NAME, verbose)
+    add_remote("origin", f"https://github.com/{username}/{REPO_NAME}", verbose)
+
+    run_command(["git", "push", "-u", "origin", "main"], verbose)