Fix the removeAll property

Author: Nyan11

src/ExecutableRequirements-Tests/ExReqRepositoryReportTest.class.st

@@ -72,7 +72,7 @@ ExReqRepositoryReportTest >> testInstallTracingPoints [
 	self assert: self report tracingPoints isNotEmpty.
 	self report removeTracingPoints.
 	self assert: ExReqTracingPoint all isEmpty.
-	self assert: self report tracingPoints isNotEmpty.
+	self assert: self report tracingPoints isEmpty.
 ]
 
 { #category : 'tests' }

src/ExecutableRequirements/ExReqRepositoryReport.class.st

@@ -144,7 +144,7 @@ ExReqRepositoryReport >> removeTracingPoints [
 	self tracingPoints do: [ :each |
 		each preconditionTracingPoint remove.
 		each postconditionTracingPoint remove ].
-	self tracingPoints removeAll.
+	self tracingPoints: {}.
 	self isRunning: false.
 	self annouceTracingPointRemoved.
 ]