fixed tests under llvm-15 and object bump

two typos and one change in message text:

horin/tests/tu-units-v5.s:9:3: error: misspelled directive 'CHECK_DAG:'
\# CHECK_DAG: .debug_tu_index contents:

thorin/tests/type-dedup-v5.test:8:3: error: misspelled directive 'CHECK_DAG:'
\# CHECK_DAG: .debug_tu_index contents:

thorin/tests/compress-fail.test:6:8: error: CHECK: expected string not found in input
CHECK: Invalid ELF GNU compressed section header
                                                                                                          ^
<stdin>:4:2: note: possible intended match here
 Invalid GNU compressed section header

tests/compress-fail.test

@@ -3,7 +3,7 @@ RUN: not thorin %p/inputs/empty-compressed-section.dwo -o %t 2>&1 | FileCheck %s
 RUN: not thorin %p/inputs/invalid-compressed.dwo -o %t 2>&1 | FileCheck --check-prefix=INVALID %s
 
 CHECK: Error: Failed to add `{{.*}}` to DWARF package
-CHECK:  Invalid ELF GNU compressed section header
+CHECK:  Invalid GNU compressed section header
 
 # `llvm-dwp` fails to decompress this, but `thorin` is able to but the contents aren't meaningful.
 INVALID: Error: Failed to add `{{.*}}/invalid-compressed.dwo` to DWARF package

tests/tu-units-v5.s

@@ -6,7 +6,7 @@
 # CHECK-DAG: .debug_info.dwo contents:
 # CHECK: 0x00000000: Type Unit: length = 0x00000017, format = DWARF32, version = 0x0005, unit_type = DW_UT_split_type, abbr_offset = 0x0000, addr_size = 0x08, name = '', type_signature = [[TUID1:.*]], type_offset = 0x0019 (next unit at 0x0000001b)
 # CHECK: 0x0000001b: Type Unit: length = 0x00000017, format = DWARF32, version = 0x0005, unit_type = DW_UT_split_type, abbr_offset = 0x0000, addr_size = 0x08, name = '', type_signature = [[TUID2:.*]], type_offset = 0x0019 (next unit at 0x00000036)
-# CHECK_DAG: .debug_tu_index contents:
+# CHECK-DAG: .debug_tu_index contents:
 # CHECK: version = 5, units = 2, slots = 4
 # CHECK: Index Signature          INFO                     ABBREV
 # CHECK:     1 [[TUID1]]          [0x00000000, 0x0000001b) [0x00000000, 0x00000010)

tests/type-dedup-v5.test

@@ -5,5 +5,5 @@
 # RUN: thorin %t-a.dwo %t-b.dwo -o %t.dwp
 # RUN: llvm-dwarfdump -debug-tu-index %t.dwp | FileCheck %s
 
-# CHECK_DAG: .debug_tu_index contents:
+# CHECK-DAG: .debug_tu_index contents:
 # CHECK: version = 5, units = 1, slots = 2