Add linux mipsle packages (influxdata#5234)

scripts/build.py

@@ -85,7 +85,7 @@
 
 supported_builds = {
     "windows": [ "amd64", "i386" ],
-    "linux": [ "amd64", "i386", "armhf", "armel", "arm64", "static_amd64", "s390x"],
+    "linux": [ "amd64", "i386", "armhf", "armel", "arm64", "static_amd64", "s390x", "mipsel"],
     "freebsd": [ "amd64", "i386" ]
 }
 
@@ -455,6 +455,8 @@ def build(version=None,
             goarch = "arm64"
         elif "arm" in arch:
             goarch = "arm"
+        elif arch == "mipsel":
+            goarch = "mipsle"
         build_command += "GOOS={} GOARCH={} ".format(platform, goarch)
 
         if "arm" in arch:
@@ -569,6 +571,8 @@ def package(build_output, pkg_name, version, nightly=False, iteration=1, static=
                     shutil.copy(fr, to)
 
                 for package_type in supported_packages[platform]:
+                    if package_type == "rpm" and arch == "mipsel":
+                        continue
                     # Package the directory structure for each package type for the platform
                     logging.debug("Packaging directory '{}' as '{}'.".format(build_root, package_type))
                     name = pkg_name