[gnome-sdk-images] Use HTTPS to download tarballs

[Mathieu Bridon <mbridon src gnome org>]

commit 77eb0a4dbcbc16f0f57b03d1c1e01c13efa1229c
Author: Mathieu Bridon <bochecha daitauha fr>
Date:   Sat May 27 12:57:16 2017 +0200

    Use HTTPS to download tarballs

 org.gnome.Sdk.json.in |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/org.gnome.Sdk.json.in b/org.gnome.Sdk.json.in
index 3be3040..659fe8e 100644
--- a/org.gnome.Sdk.json.in
+++ b/org.gnome.Sdk.json.in
@@ -257,7 +257,7 @@
             "sources": [
                 {
                     "type": "archive",
-                    "url": "http://linux.thai.net/pub/thailinux/software/libthai/libdatrie-0.2.9.tar.xz";,
+                    "url": "https://linux.thai.net/pub/thailinux/software/libthai/libdatrie-0.2.9.tar.xz";,
                     "sha256": "d980713e7ad8e19cf3b54ee0173782b94332af8e7e4e936dde01d2cd72e1da1d"
                 }
             ]
@@ -268,7 +268,7 @@
             "sources": [
                 {
                     "type": "archive",
-                    "url": "http://linux.thai.net/pub/thailinux/software/libthai/libthai-0.1.22.tar.xz";,
+                    "url": "https://linux.thai.net/pub/thailinux/software/libthai/libthai-0.1.22.tar.xz";,
                     "sha256": "bdb291dcc3a6784e86b1b342ec75005e9ab487f8c1decc7c3e7d18d1bbc9b7b7"
                 }
             ]
@@ -291,7 +291,7 @@
             "sources": [
                  {
                      "type": "archive",
-                     "url": "http://wayland.freedesktop.org/releases/wayland-protocols-1.7.tar.xz";,
+                     "url": "https://wayland.freedesktop.org/releases/wayland-protocols-1.7.tar.xz";,
                      "sha256": "635f2a937d318f1fecb97b54074ca211486e38af943868dd0fa82ea38d091c1f"
                  }
             ]
@@ -593,7 +593,7 @@
             "sources": [
                 {
                     "type": "archive",
-                    "url": "http://www.abisource.com/downloads/enchant/1.6.0/enchant-1.6.0.tar.gz";,
+                    "url": "https://www.abisource.com/downloads/enchant/1.6.0/enchant-1.6.0.tar.gz";,
                     "sha256": "2fac9e7be7e9424b2c5570d8affe568db39f7572c10ed48d4e13cddf03f7097f"
                 },
                 {