jenkins: rename scripts based on jenkins.debian.net names

Make things self-documenting by reusing the exact same names everywhere.

jenkins-build-all

@@ -3,6 +3,10 @@
 # this is the script run by the Jenkins server to run the build tests.  Be
 # sure to always run it in its dir, i.e. ./jenkins-build, otherwise it might
 # remove things that you don't want it to.
+#
+# runs here:
+# https://jenkins.debian.net/job/reproducible_fdroid_build_apps
+
 
 if [ `dirname $0` != "." ]; then
     echo "only run this script like ./`basename $0`"

jenkins-setup-build-environment

@@ -1,4 +1,7 @@
 #!/bin/bash
+#
+# runs here:
+# https://jenkins.debian.net/job/reproducible_setup_fdroid_build_environment
 
 if [ `dirname $0` != "." ]; then
     echo "only run this script like ./`basename $0`"

jenkins-test

@@ -3,6 +3,9 @@
 # this is the script run by the Jenkins server to run the tools tests.  Be
 # sure to always run it in its dir, i.e. ./jenkins-test, otherwise it might
 # remove things that you don't want it to.
+#
+# runs here:
+# https://jenkins.debian.net/job/reproducible_fdroid_test
 
 if [ `dirname $0` != "." ]; then
     echo "only run this script like ./`basename $0`"