test: keystore: check querying without providing realm

HTTP realm is provided by reply headers. Sending it proactively
can then only be done by matching the url. (RFC 7617)
19 jobs for master in 32 minutes and 46 seconds (queued for 8 seconds)
Status Job ID Name Coverage
  Build
passed android-arm #770952
amd64 docker

00:02:56

passed android-arm64 #770953
amd64 docker

00:03:34

passed android-x86 #770954
amd64 docker

00:02:53

passed android-x86_64 #770955
amd64 docker

00:02:50

passed debian #770943
amd64 docker

00:06:44

passed ios-arm64 #770948
catalina amd64

00:05:27

passed ios-armv7 #770949
catalina amd64

00:04:38

passed ios-simulator-x86_64 #770950
catalina amd64

00:04:07

passed macos-arm64 #770947
catalina amd64

00:20:31

passed macos-x86_64 #770946
catalina amd64

00:12:11

passed raspbian-arm #770945
amd64 docker

00:04:53

passed snap #770944
amd64 docker

00:13:45

passed tvos-arm64 #770951
catalina amd64

00:04:08

passed uwp-arm64-libvlc-llvm #770942
amd64 docker

00:04:04

passed uwp64-libvlc-llvm #770941
amd64 docker

00:04:18

passed wasm32-emscripten-build #770956
amd64 docker

00:06:03

passed win32 #770938
amd64 docker

00:03:55

passed win64 #770939
amd64 docker

00:04:20

passed win64-llvm #770940
amd64 docker

00:04:15