chore(launcher): Tidy shellcheck rules for IDE compatibility

shellcheck treats the shell=dash designation as indication to only care about dash rules; however IntelliJ idea will still highlight it as an issue. We are probably better to only suppress the relevant rule.

Signed-off-by: Chad Wilson <29788154+chadlwilson@users.noreply.github.com>
(cherry picked from commit e10eda1)

Author: chadlwilson

bin/jruby.sh

@@ -1,6 +1,5 @@
 #!/bin/sh
-# shellcheck shell=dash   # local variable support
-# shellcheck disable=1007 # spurious warnings when initializing multiple vars
+# shellcheck disable=3043 # assume local variable support in shell
 
 # -----------------------------------------------------------------------------
 # jruby.sh - Start Script for the JRuby interpreter
@@ -59,6 +58,7 @@ fi
 # https://github.com/mentalisttraceur/esceval
 esceval()
 {
+    # shellcheck disable=1007 # multiple empty var initialization intentional here
     local escaped= unescaped= output=
     REPLY=