patch 9.0.1417: ESDL files are not recognized

Problem:    ESDL files are not recognized.
Solution:   Add a pattern for ESDL files. (Amaan Qureshi, closes #12174)
diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index 16726bb..41cac26 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -190,6 +190,7 @@
     \ 'epuppet': ['file.epp'],
     \ 'erlang': ['file.erl', 'file.hrl', 'file.yaws'],
     \ 'eruby': ['file.erb', 'file.rhtml'],
+    \ 'esdl': ['file.esdl'],
     \ 'esmtprc': ['anyesmtprc', 'esmtprc', 'some-esmtprc'],
     \ 'esqlc': ['file.ec', 'file.EC'],
     \ 'esterel': ['file.strl'],
diff --git a/src/version.c b/src/version.c
index 41960f8..e20eb06 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1417,
+/**/
     1416,
 /**/
     1415,