fix: KeyPair.fromPublicKey now accepts any 32-byte public key, even if it is not a valid Ed25519 public key point

[overcat]

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[codecov]

Codecov Report

❌ Patch coverage is 86.36364% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 80.96%. Comparing base (9a29438) to head (37f9f99).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
src/main/java/org/stellar/sdk/KeyPair.java	86.36%	0 Missing and 3 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #749      +/-   ##
============================================
- Coverage     80.98%   80.96%   -0.02%     
- Complexity     1382     1386       +4     
============================================
  Files           216      216              
  Lines          5338     5349      +11     
  Branches        518      518              
============================================
+ Hits           4323     4331       +8     
- Misses          713      715       +2     
- Partials        302      303       +1     

Files with missing lines	Coverage Δ
src/main/java/org/stellar/sdk/KeyPair.java	86.77% <86.36%> (+0.41%)	⬆️

... and 1 file with indirect coverage changes

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