org.gnome.Geary.yaml: Work around password look hang when sandboxed

Libsecret 0.20's portal support is completely hosed at the moment.
Ship 0.19 until that is resolved. See GNOME/libsecret#58

Fixes #1147

org.gnome.Geary.json

@@ -182,6 +182,16 @@
                 "--disable-oss"
             ]
         },
+        {
+            "name": "libsecret",
+            "sources": [
+                {
+                    "type": "archive",
+                    "url": "https://download.gnome.org/sources/libsecret/0.19/libsecret-0.19.1.tar.xz",
+                    "sha256": "8583e10179456ae2c83075d95455f156dc08db6278b32bf4bd61819335a30e3a"
+                }
+            ]
+        },
         {
             "name": "gsound",
             "sources": [

org.gnome.Geary.yaml

@@ -192,6 +192,14 @@ modules:
       - "--disable-null"
       - "--disable-oss"
 
+  # Geary dependency, workaround libsecret access via secret portal
+  # being non-functional GNOME/libsecret#58
+  - name: libsecret
+    sources:
+      - type: archive
+        url: https://download.gnome.org/sources/libsecret/0.19/libsecret-0.19.1.tar.xz
+        sha256: 8583e10179456ae2c83075d95455f156dc08db6278b32bf4bd61819335a30e3a
+
   # Geary dependency
   - name: gsound
     sources: