build: update TP to point to Eclipse 4.38-I-builds

Signed-off-by: Fred Bricon <fbricon@gmail.com>

Author: fbricon

dev.jbang.eclipse.target/dev.jbang.eclipse.target

@@ -6,7 +6,7 @@
 			includeMode="planner" includeSource="true" type="InstallableUnit">
 			<unit id="org.eclipse.platform.feature.group" version="0.0.0" />
 			<repository
-				location="https://download.eclipse.org/eclipse/updates/4.37-I-builds/" />
+				location="https://download.eclipse.org/eclipse/updates/4.38-I-builds/" />
 		</location>
 		<location includeAllPlatforms="false" includeConfigurePhase="false"
 			includeMode="planner" includeSource="true" type="InstallableUnit">