GDScript: Support tracking multiple analyzer and runtime errors in tests

modules/gdscript/tests/scripts/parser/features/match_bind_unused.out

@@ -1,6 +1,3 @@
 GDTEST_OK
->> WARNING
->> Line: 9
->> UNUSED_VARIABLE
->> The local variable "value" is declared but never used in the block. If this is intended, prefix it with an underscore: "_value".
+~~ WARNING at line 9: (UNUSED_VARIABLE) The local variable "value" is declared but never used in the block. If this is intended, prefix it with an underscore: "_value".
 value

modules/gdscript/tests/scripts/parser/features/nested_arithmetic.out

@@ -1,72 +1,21 @@
 GDTEST_OK
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
->> WARNING
->> Line: 19
->> INTEGER_DIVISION
->> Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
+~~ WARNING at line 19: (INTEGER_DIVISION) Integer division, decimal part will be discarded.
 2.718
 
 2.718