Merge pull request #2169 from lf-lang/use-login-shell

Use login shell so ~/.bash_profile is sourced

core/src/main/java/org/lflang/federated/launcher/FedLauncherGenerator.java

@@ -268,7 +268,7 @@ public void doGenerate(List<FederateInstance> federates, RtiConfig rtiConfig) {
   private String getSetupCode() {
     return String.join(
         "\n",
-        "#!/bin/bash",
+        "#!/bin/bash -l",
         "# Launcher for federated " + fileConfig.name + ".lf Lingua Franca program.",
         "# Uncomment to specify to behave as close as possible to the POSIX standard.",
         "# set -o posix",