app-misc/elasticsearch: drop unused patch

Signed-off-by: Matt Jolly <kangie@gentoo.org>

app-misc/elasticsearch/files/elasticsearch-env.patch

@@ -1,24 +0,0 @@
-Since ES 8.0.0 upstream stopped distributing a 'no-JDK' package.
-This requires us to set `ES_JAVA_HOME` else it fails to find the
-JDK that we unbundled and will not start.
---- a/bin/elasticsearch-env
-+++ b/bin/elasticsearch-env
-@@ -36,6 +36,18 @@ ES_HOME=`dirname "$ES_HOME"`
- ES_CLASSPATH="$ES_HOME/lib/*"
- LAUNCHERS_CLASSPATH="$ES_CLASSPATH:$ES_HOME/lib/launchers/*"
- 
-+# Set our JVM in a Gentoo-specific manner
-+if [ -z "$ES_JAVA_HOME" ]; then
-+  GENTOO_VM=$(depend-java-query --get-vm virtual/jre:17)
-+  if [ ! -z "$GENTOO_VM" ]; then
-+    ES_JAVA_HOME=$(java-config-2 --select-vm=${GENTOO_VM} --jre-home)
-+  else
-+    echo "Unable to automatically detect a supported Java 17 VM. Elasticsearch is unlikely to launch."
-+    echo "Please ensure that you have installed an appropriate Java VM using portage"
-+    echo "OR pass the ES_JAVA_HOME environment variable."
-+  fi
-+fi
-+
- # now set the path to java
- if [ ! -z "$ES_JAVA_HOME" ]; then
-   JAVA="$ES_JAVA_HOME/bin/java"