[flatpaks/flatpak-runtime] f45: generate-report.py: handle multiple providers in fedmod output

[Owen W. Taylor <otaylor@fishsoup.net>]

            A new commit has been pushed.

            Repo   : flatpaks/flatpak-runtime
            Branch : f45
            Commit : 4f4499d0c273ec8ce90e9ba764c2c84519451ffb
            Author : Owen W. Taylor <otaylor@fishsoup.net>
            Date   : 2018-01-31T11:21:01+01:00
            Stats  : +2/-2 in 1 file(s)
            URL    : https://src.fedoraproject.org/flatpaks/flatpak-runtime/c/4f4499d0c273ec8ce90e9ba764c2c84519451ffb?branch=f45

            Log:
            generate-report.py: handle multiple providers in fedmod output

In the patch that actually landed 'fedmod resolve-deps --json' returns
a list of providers for each dependency - not just one.

---
diff --git a/generate-report.py b/generate-report.py
index c4dc389..2bc8080 100755
--- a/generate-report.py
+++ b/generate-report.py
@@ -220,8 +220,8 @@ def add_packages(filename, which, resolve_deps=False, only_if_exists=False):
                         source_package=srpm_name, only_if_exists=only_if_exists)
 
         for package in resolved_packages:
-            for req, provider in package['requires'].items():
-                provider = nvr_to_name(provider)
+            for req, providers in package['requires'].items():
+                provider = nvr_to_name(providers[0])
                 provider_package = packages.get(provider, None)
                 if provider_package is None: # filtered out of the resolve-deps output - e.g., fedora-release
                     continue