change web search

[alisa911]

https://github.com/osmandapp/web/issues/432

[RZR-UA]

• [x] https://test.osmand.net/routing/search/get-poi-address?lat=48.17473&lon=24.437403 fix 400 "Error get poi address!" (error is reported in browser)

[RZR-UA]

• [x] fix divide by zero error (search-poi api)

java.lang.ArithmeticException: / by zero
        at net.osmand.server.api.services.SearchService.searchPoi(SearchService.java:164)
        at net.osmand.server.controllers.pub.SearchController.searchPoi(SearchController.java:67)
        at jdk.internal.reflect.GeneratedMethodAccessor67.invoke(Unknown Source)
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:569)