Fix @r test labels in opt_test and tests

Author: jacob-shops

zjit/src/hir/opt_tests.rs

@@ -16379,7 +16379,7 @@ mod hir_opt_tests {
 
         // After profiling via the side exit, rebuilding HIR should now
         // have a SendDirect for greet_recompile instead of SideExit.
-        assert_snapshot!(hir_string("test_no_profile_recompile"), @"
+        assert_snapshot!(hir_string("test_no_profile_recompile"), @r"
         fn test_no_profile_recompile@<compiled>:4:
         bb1():
           EntryPoint interpreter
@@ -16438,7 +16438,7 @@ mod hir_opt_tests {
         eval("3.times { test_final_version(false) }");
 
         // On the final version, greet_final should be a Send fallback, not a SideExit.
-        assert_snapshot!(hir_string("test_final_version"), @"
+        assert_snapshot!(hir_string("test_final_version"), @r"
         fn test_final_version@<compiled>:4:
         bb1():
           EntryPoint interpreter

zjit/src/hir/tests.rs

@@ -99,7 +99,7 @@ mod snapshot_tests {
             test
             test
         ");
-        assert_snapshot!(optimized_hir_string("test"), @r"
+        assert_snapshot!(optimized_hir_string("test"), @"
         fn test@<compiled>:3:
         bb0():
           Entries bb1, bb2
@@ -137,7 +137,7 @@ mod snapshot_tests {
             test
             test
         ");
-        assert_snapshot!(optimized_hir_string("test"), @r"
+        assert_snapshot!(optimized_hir_string("test"), @"
         fn test@<compiled>:3:
         bb0():
           Entries bb1, bb2