! bump dependencies/maven plugins version

Merge pull request #213 from alibaba/dependabot/maven/junit-junit-4.13.1
Bump junit from 4.13 to 4.13.1

Merge pull request #212 from alibaba/dependabot/maven/io.reactivex.rxjava2-rxjava-2.2.20
Bump rxjava from 2.2.19 to 2.2.20

Merge pull request #214 from alibaba/dependabot/maven/com.github.spotbugs-spotbugs-annotations-4.1.4
Bump spotbugs-annotations from 4.1.3 to 4.1.4

Merge pull request #215 from alibaba/dependabot/maven/com.github.spotbugs-spotbugs-maven-plugin-4.1.4
Bump spotbugs-maven-plugin from 4.0.4 to 4.1.4

Merge pull request #217 from alibaba/dependabot/maven/org.jetbrains.kotlinx-kotlinx-coroutines-core-1.4.0
Bump kotlinx-coroutines-core from 1.3.9 to 1.4.0

pom.xml

@@ -91,7 +91,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
 		<kotlin.version>1.4.10</kotlin.version>
-		<kotlin.coroutine.version>1.3.9</kotlin.coroutine.version>
+		<kotlin.coroutine.version>1.4.0</kotlin.coroutine.version>
 	</properties>
 
 	<dependencies>
@@ -114,7 +114,7 @@
 		<dependency>
 			<groupId>com.github.spotbugs</groupId>
 			<artifactId>spotbugs-annotations</artifactId>
-			<version>4.1.3</version>
+			<version>4.1.4</version>
 			<optional>true</optional>
 		</dependency>
 		<!--
@@ -133,7 +133,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.13</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
@@ -151,7 +151,7 @@
 		<dependency>
 			<groupId>io.reactivex.rxjava2</groupId>
 			<artifactId>rxjava</artifactId>
-			<version>2.2.19</version>
+			<version>2.2.20</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
@@ -328,7 +328,7 @@
 			<plugin>
 				<groupId>com.github.spotbugs</groupId>
 				<artifactId>spotbugs-maven-plugin</artifactId>
-				<version>4.0.4</version>
+				<version>4.1.4</version>
 			</plugin>
 			<!--
 				official docs: https://maven.apache.org/enforcer/enforcer-rules/requireMavenVersion.html

pom4ide.xml

@@ -91,7 +91,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
 		<kotlin.version>1.4.10</kotlin.version>
-		<kotlin.coroutine.version>1.3.9</kotlin.coroutine.version>
+		<kotlin.coroutine.version>1.4.0</kotlin.coroutine.version>
 	</properties>
 
 	<dependencies>
@@ -114,7 +114,7 @@
 		<dependency>
 			<groupId>com.github.spotbugs</groupId>
 			<artifactId>spotbugs-annotations</artifactId>
-			<version>4.1.3</version>
+			<version>4.1.4</version>
 			<optional>true</optional>
 		</dependency>
 		<!--
@@ -133,7 +133,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.13</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
@@ -151,7 +151,7 @@
 		<dependency>
 			<groupId>io.reactivex.rxjava2</groupId>
 			<artifactId>rxjava</artifactId>
-			<version>2.2.19</version>
+			<version>2.2.20</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
@@ -328,7 +328,7 @@
 			<plugin>
 				<groupId>com.github.spotbugs</groupId>
 				<artifactId>spotbugs-maven-plugin</artifactId>
-				<version>4.0.4</version>
+				<version>4.1.4</version>
 			</plugin>
 			<!--
 				official docs: https://maven.apache.org/enforcer/enforcer-rules/requireMavenVersion.html