POWERDNS: Value in test was too long

[fuero]

Sorry @tlimoncelli - shouldn't have relied on just it being valid base64, there's a max length too.

[tlimoncelli]

Perfect! Thanks!

$ go test -v -verbose -provider POWERDNS -start 43 -end 43
=== RUN   TestDNSProviders
=== RUN   TestDNSProviders/dnscontrol-example.com
=== RUN   TestDNSProviders/dnscontrol-example.com/Clean_Slate:Empty
    integration_test.go:236: 
        - DELETE dnscontrol-example.com NS ns1.example.com. ttl=300
        - DELETE dnscontrol-example.com NS ns2.example.com. ttl=300
=== RUN   TestDNSProviders/dnscontrol-example.com/43:DHCID:Create_DHCID_record
    integration_test.go:236: 
        + CREATE test.dnscontrol-example.com DHCID AAIBY2/AuCccgoJbsaxcQc9TUapptP69lOjxfNuVAA2kjEA= ttl=300
=== RUN   TestDNSProviders/dnscontrol-example.com/43:DHCID:Modify_DHCID_record
    integration_test.go:236: 
        ± MODIFY test.dnscontrol-example.com DHCID (AAIBY2/AuCccgoJbsaxcQc9TUapptP69lOjxfNuVAA2kjEA= ttl=300) -> (AAAAAAAAuCccgoJbsaxcQc9TUapptP69lOjxfNuVAA2kjEA= ttl=300)
--- PASS: TestDNSProviders (1.93s)
    --- PASS: TestDNSProviders/dnscontrol-example.com (1.93s)
        --- PASS: TestDNSProviders/dnscontrol-example.com/Clean_Slate:Empty (0.63s)
        --- PASS: TestDNSProviders/dnscontrol-example.com/43:DHCID:Create_DHCID_record (0.65s)
        --- PASS: TestDNSProviders/dnscontrol-example.com/43:DHCID:Modify_DHCID_record (0.64s)
=== RUN   TestDualProviders
    integration_test.go:358: Clearing everything
    integration_test.go:352: #1:
        - DELETE test.dnscontrol-example.com DHCID AAAAAAAAuCccgoJbsaxcQc9TUapptP69lOjxfNuVAA2kjEA= ttl=300
    integration_test.go:365: Adding nameservers from another provider
    integration_test.go:352: #1:
        + CREATE dnscontrol-example.com NS ns1.example.com. ttl=300
        + CREATE dnscontrol-example.com NS ns2.example.com. ttl=300
    integration_test.go:368: Running again to ensure stability
--- PASS: TestDualProviders (1.03s)
=== RUN   TestNameserverDots
=== RUN   TestNameserverDots/No_trailing_dot_in_nameserver
--- PASS: TestNameserverDots (0.01s)
    --- PASS: TestNameserverDots/No_trailing_dot_in_nameserver (0.00s)
PASS
ok  	github.com/StackExchange/dnscontrol/v4/integrationTest	3.636s