Use minimum(user only) file permissions

[priteshbandi]

Since we are not implementing system config behavior in rc1, updating code to have only user(r,w,x) permission.
Also, its a good practice to use minimum permission model

Signed-off-by: Pritesh Bandi [email protected]

[codecov-commenter]

Codecov Report

Merging #453 (4c2041a) into main (53052a9) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #453   +/-   ##
=======================================
  Coverage   32.82%   32.82%           
=======================================
  Files          25       25           
  Lines        1237     1237           
=======================================
  Hits          406      406           
  Misses        819      819           
  Partials       12       12           

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[shizhMSFT]

LGTM. We need to revisit them when we consider system config again.

[shizhMSFT]

@priteshbandi Could you edit the PR titles to conform with the conventional commit spec?

[yizha1]

An example of conventional commit https://github.com/oras-project/community/blob/main/GIT_CONVENTIONS.md

[rgnote]

LGTM