Equinox Provisioning Legacy Update Site Support

<!-- https://jarcasting.com/artifacts/org.eclipse.platform/org.eclipse.equinox.p2.updatesite/ -->
<dependency>
    <groupId>org.eclipse.platform</groupId>
    <artifactId>org.eclipse.equinox.p2.updatesite</artifactId>
    <version>1.2.300</version>
</dependency>

// https://jarcasting.com/artifacts/org.eclipse.platform/org.eclipse.equinox.p2.updatesite/
implementation 'org.eclipse.platform:org.eclipse.equinox.p2.updatesite:1.2.300'

// https://jarcasting.com/artifacts/org.eclipse.platform/org.eclipse.equinox.p2.updatesite/
implementation ("org.eclipse.platform:org.eclipse.equinox.p2.updatesite:1.2.300")

'org.eclipse.platform:org.eclipse.equinox.p2.updatesite:jar:1.2.300'

<dependency org="org.eclipse.platform" name="org.eclipse.equinox.p2.updatesite" rev="1.2.300">
  <artifact name="org.eclipse.equinox.p2.updatesite" type="jar" />
</dependency>

@Grapes(
@Grab(group='org.eclipse.platform', module='org.eclipse.equinox.p2.updatesite', version='1.2.300')
)

libraryDependencies += "org.eclipse.platform" % "org.eclipse.equinox.p2.updatesite" % "1.2.300"

[org.eclipse.platform/org.eclipse.equinox.p2.updatesite "1.2.300"]