Factor out Sonatype repository path to property

This makes it possible to override easily, so that a different
Sonatype OSS repository can be used. SciJava projects have
migrated to Sonatype's new infrastructure, so the default URL
is changed from oss.sonatype.org to s01.oss.sonatype.org.

Author: ctrueden

pom.xml

@@ -226,6 +226,7 @@
 
 		<!-- NB: Deploy to OSS Sonatype repository by default when releasing. -->
 		<releaseProfiles>sonatype-oss-release</releaseProfiles>
+		<sonatype-oss-repository>https://s01.oss.sonatype.org/</sonatype-oss-repository>
 
 		<!-- Plugin versions -->
 
@@ -1546,7 +1547,7 @@
 						<extensions>true</extensions>
 						<configuration>
 							<serverId>sonatype-nexus-releases</serverId>
-							<nexusUrl>https://oss.sonatype.org/</nexusUrl>
+							<nexusUrl>${sonatype-oss-repository}</nexusUrl>
 							<autoReleaseAfterClose>true</autoReleaseAfterClose>
 							<stagingProgressTimeoutMinutes>15</stagingProgressTimeoutMinutes>
 							<stagingProgressPauseDurationSeconds>12</stagingProgressPauseDurationSeconds>
@@ -1585,7 +1586,7 @@
 				<repository>
 					<id>sonatype-nexus-snapshots</id>
 					<name>Sonatype Nexus Snapshots</name>
-					<url>https://oss.sonatype.org/content/repositories/snapshots</url>
+					<url>${sonatype-oss-repository}/content/repositories/snapshots</url>
 					<releases>
 						<enabled>false</enabled>
 					</releases>
@@ -1596,7 +1597,7 @@
 				<repository>
 					<id>sonatype-nexus-releases</id>
 					<name>Sonatype Nexus Releases</name>
-					<url>https://oss.sonatype.org/content/repositories/releases</url>
+					<url>${sonatype-oss-repository}/content/repositories/releases</url>
 					<releases>
 						<enabled>true</enabled>
 					</releases>
@@ -1610,12 +1611,12 @@
 				<snapshotRepository>
 					<id>sonatype-nexus-snapshots</id>
 					<name>Sonatype Nexus Snapshots</name>
-					<url>https://oss.sonatype.org/content/repositories/snapshots/</url>
+					<url>${sonatype-oss-repository}/content/repositories/snapshots/</url>
 				</snapshotRepository>
 				<repository>
 					<id>sonatype-nexus-staging</id>
 					<name>Nexus Release Repository</name>
-					<url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+					<url>${sonatype-oss-repository}/service/local/staging/deploy/maven2/</url>
 				</repository>
 			</distributionManagement>
 		</profile>