fix test

Author: laurit

samplers/src/test/java/internal/RuleBasedRoutingSamplerComponentProviderTest.java

@@ -173,7 +173,7 @@ static Stream<Arguments> createInvalidArgs() {
                 + "rules:\n"
                 + "  - attribute: url.path\n"
                 + "    pattern: path\n",
-            "rule_Based_routing sampler failed to create .fallback sampler"),
+            "rule_based_routing sampler failed to create .fallback sampler"),
         Arguments.of(
             "fallback_sampler:\n"
                 + "  always_on:\n"
@@ -218,6 +218,6 @@ static Stream<Arguments> createInvalidArgs() {
                 + "  - attribute: url.path\n"
                 + "    pattern: path\n"
                 + "    action: foo\n",
-            "rule_based_routing sampler .rules[].action is must be RECORD_AND_SAMPLE or DROP"));
+            "rule_based_routing sampler .rules[].action must be RECORD_AND_SAMPLE or DROP"));
   }
 }