Deny Envelope::fromData() usage

[vjik]

Q	A
Is bugfix?	❌
New feature?	❌
Breaks BC?	✔️
Tests pass?	✔️

[codecov]

Codecov Report

❌ Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 0.00%. Comparing base (1a8ba57) to head (858faf0).

Files with missing lines	Patch %	Lines
src/Message/Envelope.php	0.00%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff            @@
##             master    #290   +/-   ##
========================================
  Coverage      0.00%   0.00%           
+ Complexity      318     314    -4     
========================================
  Files            48      48           
  Lines           872     856   -16     
========================================
+ Misses          872     856   -16     

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