Add pip-tools and github_release_retry as req files

These tools can be used as tools for generating requirements.txt

Signed-off-by: Abhishek Kumar <abhishek.kasyap09@gmail.com>

Author: Abhishek-Dev09

etc/scripts/README.rst

@@ -1,23 +1,22 @@
-- Before generating requirement tools and uploading asset make sure you've installed the prerequisites properly. This mainly :
+*Before generating requirement tools and uploading asset make sure you've installed the prerequisites properly. This mainly :*
   - pip-tools
   - github-release-retry
 
 Instruction for generating requirement tools:
 ============================================
-
-  For this you must run on your terminal:
+- For this you must run on your terminal:
 
- `pip pip install -r etc/scripts/req_tools.txt`
+  ``pip pip install -r etc/scripts/req_tools.txt``
 
-- Then run `python etc/scripts/freeze_and_update_reqs.py --help` on terminal
+- Then run ``python etc/scripts/freeze_and_update_reqs.py --help`` on terminal
 From this you get the guidelines how to generate requirement tools.
 
 Instruction for uploading assets:
 ================================
 
-Just run `python etc/scripts/github_release.py --help `
-From this you get the guidelines how to upload asset to github repositotory as an asset.
+- Just run ``python etc/scripts/github_release.py --help``
+- From this you get the guidelines how to upload asset to github repositotory as an asset.
 
 This directory contains miscellaneous scripts of some use with ScanCode.
 
-    - json2csv: convert a scan JSON to a CSV.
+- json2csv: convert a scan JSON to a CSV.