fix Bind() when target is slice and path/query params complain target not being struct.

[aldas]

fix Bind() when target is slice and path/query params complain target not being struct.

For path/query params binding we do not try (silently return) to bind when target is not struct.
Recreates PR #1574 and fixes #1565

[codecov]

Codecov Report

Merging #1835 (48507f9) into master (dec96f0) will decrease coverage by 0.14%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #1835      +/-   ##
==========================================
- Coverage   89.49%   89.35%   -0.15%     
==========================================
  Files          32       32              
  Lines        2685     2687       +2     
==========================================
- Hits         2403     2401       -2     
- Misses        181      183       +2     
- Partials      101      103       +2     

Impacted Files	Coverage Δ
bind.go	88.88% <100.00%> (-2.37%)	⬇️

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[lammel]

Looks good to me.

Ignoring the query param is required in such a case (handling an array not struct).
Although we could add a warning I feel it's better to leave it that way to avoid spurious warning in the logs.