Fixed Typos

Fixed the typos in helpers.py and CONTRIBUTING.md

Author: Tush9905

CONTRIBUTING.md

@@ -1,6 +1,6 @@
 *This guideline is very much a work-in-progress.*
 
-Contriubtions to `timm` for code, documentation, tests are more than welcome!
+Contributions to `timm` for code, documentation, tests are more than welcome!
 
 There haven't been any formal guidelines to date so please bear with me, and feel free to add to this guide.
 

timm/layers/helpers.py

@@ -32,7 +32,7 @@ def make_divisible(v, divisor=8, min_value=None, round_limit=.9):
 
 
 def extend_tuple(x, n):
-    # pdas a tuple to specified n by padding with last value
+    # pads a tuple to specified n by padding with last value
     if not isinstance(x, (tuple, list)):
         x = (x,)
     else: