scripts: python3: fix urllib imports

Some functions and classes have been moved from urllib[2]
to urllib.request and urllib.error in python 3.

Used new imports to make the code working in python 3.

(From OE-Core rev: ec3f1759e8b491a44a1fc1ecb6f89919dd30da97)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

scripts/send-error-report

@@ -7,7 +7,7 @@
 # Author: Andreea Proca <andreea.b.proca@intel.com>
 # Author: Michael Wood <michael.g.wood@intel.com>
 
-import urllib2
+import urllib.request, urllib.error
 import sys
 import json
 import os
@@ -25,10 +25,10 @@ log = logging.getLogger("send-error-report")
 logging.basicConfig(format='%(levelname)s: %(message)s')
 
 def getPayloadLimit(url):
-    req = urllib2.Request(url, None)
+    req = urllib.request.Request(url, None)
     try:
-        response = urllib2.urlopen(req)
-    except urllib2.URLError as e:
+        response = urllib.request.urlopen(req)
+    except urllib.error.URLError as e:
         # Use this opportunity to bail out if we can't even contact the server
         log.error("Could not contact server: " + url)
         log.error(e.reason)
@@ -136,10 +136,10 @@ def send_data(data, args):
     else:
         url = "http://"+args.server+"/ClientPost/"
 
-    req = urllib2.Request(url, data=data, headers=headers)
+    req = urllib.request.Request(url, data=data, headers=headers)
     try:
-        response = urllib2.urlopen(req)
-    except urllib2.HTTPError, e:
+        response = urllib.request.urlopen(req)
+    except urllib.error.HTTPError as e:
         logging.error(e.reason)
         sys.exit(1)