doc: typo and formatting fixes (#1619)

* Update CONTRIBUTING.md

Small typos and changes for readability.

* Update README.md

Fix link to Github CI

Author: Alienmaster

CONTRIBUTING.md

@@ -127,7 +127,7 @@ One of the reasons we suggest virtualenv is that it makes it easier to do this s
 
 If you want to run a local copy of cve-bin-tool, the recommended way is to install it locally.  From the cve-bin-tool main directory, run:
 
-```console
+```bash
 python3 -m pip install --user -e .
 ```
 
@@ -254,7 +254,7 @@ git checkout -b my_new_branch
 ```
 
 >Note: If you accidentally check something in to main and want to reset it to match our main branch, you can save your work using `checkout -b` and then do a `git reset` to fix it:
->```
+>```bash
 >git checkout -b saved_branch
 >git reset --hard origin/main
 >```
@@ -321,7 +321,7 @@ Most of our "style" stuff is caught by the `black` and `flake8` linters, but we
 
 ### String Formatting
 
-Python provides many different ways to format the string(you can read about them [here](https://realpython.com/python-formatted-output/))and we use f-string formatting in our tool.
+Python provides many different ways to format the string (you can read about them [here](https://realpython.com/python-formatted-output/)) and we use f-string formatting in our tool.
 
 > Note: f-strings are only supported in python 3.6+.
 
@@ -337,7 +337,7 @@ print(f"Name of the person is {name} and his age is {age}")
 # "Name of the person is John Doe and his age is 23"
 ```
 
-Note that the string started with the **'f'** followed by the string. Values are always added in the curly braces. Also we don't need to convert age into string. (we may have used **str(age )** before using it in the string) f-strings are useful as they provide many cool features. You can read more about features and the good practices to use f-strings [here](https://realpython.com/python-f-strings/#f-strings-a-new-and-improved-way-to-format-strings-in-python).
+Note that the string started with the `f` followed by the string. Values are always added in the curly braces. Also we don't need to convert age into string. (we may have used `str(age)` before using it in the string) f-strings are useful as they provide many cool features. You can read more about features and the good practices to use f-strings [here](https://realpython.com/python-f-strings/#f-strings-a-new-and-improved-way-to-format-strings-in-python).
 
 ## Making documentation
 

README.md

@@ -296,7 +296,7 @@ compiler above should fix it.
 
 `pdftotext` is required for running tests.  (users of cve-bin-tool may not need it, developers likely will.) The best approach to install it on Windows involves using  [conda](https://docs.conda.io/projects/conda/en/latest/user-guide/install/windows.html) (click [here](https://anaconda.org/conda-forge/pdftotext) for further instructions).
 
-You can check [our CI configuration](https://github.com/intel/cve-bin-tool/blob/main/.github/workflows/pythonapp.yml) to see what versions of python we're explicitly testing.
+You can check [our CI configuration](https://github.com/intel/cve-bin-tool/blob/main/.github/workflows/testing.yml) to see what versions of python we're explicitly testing.
 
 ## Feedback & Contributions