Fixing tests (#189)

* Fixing Logs/Monolog.
* Fixing Aws\Xray.
* Fixing PropagatorTest.
* Fixing MongoDBInstrumentation import of CachedInstrumentation.
* Fixing Instrumentation/Laravel linting.
* Fixing Instrumentation/Symfony linting.
* Fixing Instrumentation/HttpAsyncClient linting.
* Fixing Instrumentation/Symfony linting.
* Fixing Symfony import.
* Updating Symfony composer deps.

Author: ChrisLightfootWild

tests/Unit/PropagatorTest.php

@@ -7,6 +7,7 @@
 use OpenTelemetry\API\Trace\SpanContext;
 use OpenTelemetry\API\Trace\SpanContextInterface;
 use OpenTelemetry\API\Trace\SpanContextValidator;
+use OpenTelemetry\API\Trace\TraceFlags;
 use OpenTelemetry\API\Trace\TraceState;
 use OpenTelemetry\Context\Context;
 use OpenTelemetry\Context\ContextInterface;
@@ -43,7 +44,7 @@ public function test_inject_valid_sampled_trace_id()
             $carrier,
             null,
             $this->withSpanContext(
-                SpanContext::create(self::TRACE_ID, self::SPAN_ID, SpanContextInterface::TRACE_FLAG_SAMPLED),
+                SpanContext::create(self::TRACE_ID, self::SPAN_ID, TraceFlags::SAMPLED),
                 Context::getCurrent()
             )
         );
@@ -65,7 +66,7 @@ public function test_inject_valid_not_sampled_trace_id()
             $carrier,
             null,
             $this->withSpanContext(
-                SpanContext::create(self::TRACE_ID, self::SPAN_ID, SpanContextInterface::TRACE_FLAG_DEFAULT),
+                SpanContext::create(self::TRACE_ID, self::SPAN_ID),
                 Context::getCurrent()
             )
         );
@@ -87,7 +88,7 @@ public function test_inject_trace_id_with_trace_state()
             $carrier,
             null,
             $this->withSpanContext(
-                SpanContext::create(self::TRACE_ID, self::SPAN_ID, SpanContextInterface::TRACE_FLAG_SAMPLED, new TraceState('vendor1=opaqueValue1')),
+                SpanContext::create(self::TRACE_ID, self::SPAN_ID, TraceFlags::SAMPLED, new TraceState('vendor1=opaqueValue1')),
                 Context::getCurrent()
             )
         );
@@ -109,7 +110,7 @@ public function test_inject_trace_id_with_invalid_span_context()
             $carrier,
             null,
             $this->withSpanContext(
-                SpanContext::create(SpanContextValidator::INVALID_TRACE, SpanContextValidator::INVALID_SPAN, SpanContextInterface::TRACE_FLAG_SAMPLED, new TraceState('vendor1=opaqueValue1')),
+                SpanContext::create(SpanContextValidator::INVALID_TRACE, SpanContextValidator::INVALID_SPAN, TraceFlags::SAMPLED, new TraceState('vendor1=opaqueValue1')),
                 Context::getCurrent()
             )
         );