Fix pageable processing when querymap present.

[OlgaMaciaszek]

No description provided.

[OlgaMaciaszek]

Fixes gh-842.

[codecov]

Codecov Report

Merging #843 (5bc28fa) into main (23ca17d) will decrease coverage by 4.99%.
The diff coverage is 90.90%.

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #843      +/-   ##
============================================
- Coverage     79.04%   74.06%   -4.99%     
- Complexity      552      571      +19     
============================================
  Files            68       69       +1     
  Lines          2090     2263     +173     
  Branches        285      306      +21     
============================================
+ Hits           1652     1676      +24     
- Misses          288      424     +136     
- Partials        150      163      +13     

Impacted Files	Coverage Δ
...ork/cloud/openfeign/support/SpringMvcContract.java	88.20% <90.90%> (+0.03%)	⬆️
.../loadbalancer/FeignBlockingLoadBalancerClient.java	72.72% <0.00%> (-11.00%)	⬇️
...ncer/RetryableFeignBlockingLoadBalancerClient.java	64.54% <0.00%> (-9.95%)	⬇️
...k/cloud/openfeign/FeignCircuitBreakerTargeter.java	64.86% <0.00%> (-8.47%)	⬇️
...mework/cloud/openfeign/FeignAutoConfiguration.java	84.21% <0.00%> (-6.46%)	⬇️
...rk/cloud/openfeign/support/AbstractFormWriter.java	54.16% <0.00%> (-1.84%)	⬇️
...cloud/openfeign/support/PageableSpringEncoder.java	81.57% <0.00%> (-1.76%)	⬇️
...enfeign/support/PageableSpringQueryMapEncoder.java	83.33% <0.00%> (-1.52%)	⬇️
...amework/cloud/openfeign/FeignClientsRegistrar.java	78.22% <0.00%> (-1.49%)	⬇️
...d/openfeign/support/FeignHttpClientProperties.java	94.18% <0.00%> (-0.94%)	⬇️
... and 36 more