Remove version printing on linux

* It's on stderr and noisy

Signed-off-by: Ryan Friedman <[email protected]>

Author: Ryanf55

scripts/microxrceddsgen

@@ -4,9 +4,7 @@ dir="`dirname \"$0\"`"
 
 java_exec=java
 
-java -version &>/dev/null
-
-if [ $? != 0 ]; then
+if ! hash ${jave_exec}; then
     [ -z "$JAVA_HOME" ] && { echo "Java binary cannot be found. Please, make sure its location is in the PATH environment variable or set JAVA_HOME environment variable."; exit 1; }
     java_exec="${JAVA_HOME}/bin/java"
 fi

scripts/microxrceddsgen.in

@@ -4,9 +4,7 @@ dir="`dirname \"$0\"`"
 
 java_exec=java
 
-java -version &>/dev/null
-
-if [ $? != 0 ]; then
+if ! hash ${jave_exec}; then
     [ -z "$JAVA_HOME" ] && { echo "Java binary cannot be found. Please, make sure its location is in the PATH environment variable or set JAVA_HOME environment variable."; exit 1; }
     java_exec="${JAVA_HOME}/bin/java"
 fi