fedora-coreos-base.yaml: pin some NEVRAs to reproduce 30.20191014.0

We need this hack in order to get exactly the same package set that
release had. For details, see:

#238 (comment)

fedora-coreos-base.yaml

@@ -146,6 +146,13 @@ packages:
   - whois-nls
   # Parsing/Interacting with JSON data
   - jq
+  # HACK for https://github.com/coreos/fedora-coreos-config/pull/238#issuecomment-558707064
+  - brotli-1.0.7-3.fc30.x86_64
+  - curl-7.65.3-4.fc30.x86_64
+  - libcurl-7.65.3-4.fc30.x86_64
+  - libmetalink-0.1.3-8.fc30.x86_64
+  - libssh-0.9.0-5.fc30.x86_64
+  - libssh-config-0.9.0-5.fc30.noarch
 
 # This thing is crying out to be pulled into systemd, but that hasn't happened
 # yet.  Also we may want to add to rpm-ostree something like arch negation;