Fix if elif else on single lines wrapping incorrectly

Close #175

Author: NathanLovato

queries/gdscript.scm

@@ -135,6 +135,8 @@
 (if_statement ":" @prepend_antispace)
 (elif_clause ":" @prepend_antispace)
 (else_clause ":" @prepend_antispace)
+(elif_clause) @prepend_hardline
+(else_clause) @prepend_hardline
 (for_statement "in" ":" @prepend_antispace)
 (while_statement ":" @prepend_antispace)
 

tests/expected/issue_175.gd

@@ -0,0 +1,5 @@
+func test():
+	if (prefix[1] == "X"):
+		disabled = true
+	elif (prefix[1] != ":"):
+		separator = true

tests/input/issue_175.gd

@@ -0,0 +1,3 @@
+func test():
+	if (prefix[1] == "X"): disabled = true
+	elif (prefix[1] != ":"): separator = true