libtiff: http -> https (#13332)

var/spack/repos/builtin/packages/libtiff/package.py

@@ -10,14 +10,14 @@ class Libtiff(AutotoolsPackage):
     """LibTIFF - Tag Image File Format (TIFF) Library and Utilities."""
 
     homepage = "http://www.simplesystems.org/libtiff/"
-    url      = "http://download.osgeo.org/libtiff/tiff-4.0.10.tar.gz"
+    url      = "https://download.osgeo.org/libtiff/tiff-4.0.10.tar.gz"
 
     version('4.0.10', sha256='2c52d11ccaf767457db0c46795d9c7d1a8d8f76f68b0b800a3dfe45786b996e4')
-    version('4.0.9', sha256='6e7bdeec2c310734e734d19aae3a71ebe37a4d842e0e23dbb1b8921c0026cfcd')
-    version('4.0.8', sha256='59d7a5a8ccd92059913f246877db95a2918e6c04fb9d43fd74e5c3390dac2910')
-    version('4.0.7', sha256='9f43a2cfb9589e5cecaa66e16bf87f814c945f22df7ba600d63aac4632c4f019')
-    version('4.0.6', sha256='4d57a50907b510e3049a4bba0d7888930fdfc16ce49f1bf693e5b6247370d68c')
-    version('3.9.7', sha256='f5d64dd4ce61c55f5e9f6dc3920fbe5a41e02c2e607da7117a35eb5c320cef6a')
+    version('4.0.9',  sha256='6e7bdeec2c310734e734d19aae3a71ebe37a4d842e0e23dbb1b8921c0026cfcd')
+    version('4.0.8',  sha256='59d7a5a8ccd92059913f246877db95a2918e6c04fb9d43fd74e5c3390dac2910')
+    version('4.0.7',  sha256='9f43a2cfb9589e5cecaa66e16bf87f814c945f22df7ba600d63aac4632c4f019')
+    version('4.0.6',  sha256='4d57a50907b510e3049a4bba0d7888930fdfc16ce49f1bf693e5b6247370d68c')
+    version('3.9.7',  sha256='f5d64dd4ce61c55f5e9f6dc3920fbe5a41e02c2e607da7117a35eb5c320cef6a')
 
     depends_on('jpeg')
     depends_on('zlib')