Fix type issues

[zingimmick]

No description provided.

[codecov]

Codecov Report

Merging #47 into 2.x will not change coverage.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##                 2.x       #47   +/-   ##
===========================================
  Coverage     100.00%   100.00%           
  Complexity        64        64           
===========================================
  Files             16        16           
  Lines            182       183    +1     
===========================================
+ Hits             182       183    +1     

Impacted Files	Coverage Δ	Complexity Δ
src/Commands/SmsSwitchConnectionCommand.php	100.00% <100.00%> (ø)	13.00 <6.00> (ø)

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