Bump up SDC library version number to beta03

[jingtang10]

IMPORTANT: All PRs must be linked to an issue (except for extremely trivial and straightforward changes).

Description
Bump up SDC library version number to 0.1.0-beta03

Alternative(s) considered
NA

Type
Releases

Screenshots (if applicable)

Checklist

• I have read and acknowledged the Code of conduct.
• I have read the Contributing page.
• I have signed the Google Individual CLA, or I am covered by my company's Corporate CLA.
• I have discussed my proposed solution with code owners in the linked issue(s) and we have agreed upon the general approach.
• I have run ./gradlew spotlessApply and ./gradlew spotlessCheck to check my code follows the style guide of this project.
• I have run ./gradlew check and ./gradlew connectedCheck to test my changes locally.
• I have built and run the demo app(s) to verify my change fixes the issue and/or does not break the demo app(s).

[codecov]

Codecov Report

Merging #1303 (f9d1a0f) into master (4eb4b5e) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master    #1303   +/-   ##
=========================================
  Coverage     84.53%   84.53%           
  Complexity      684      684           
=========================================
  Files           148      148           
  Lines         10687    10687           
  Branches        826      826           
=========================================
  Hits           9034     9034           
  Misses         1244     1244           
  Partials        409      409           

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[aditya-07]

LGTM