patch 9.0.1090: FHIR Shorthand files are not recognized

Problem:    FHIR Shorthand files are not recognized.
Solution:   Add a pattern to detect FSH files. (Matthew Gramigna,
            closes #11738)
diff --git a/src/version.c b/src/version.c
index 71029ae..d07e657 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1090,
+/**/
     1089,
 /**/
     1088,