waflib: fix wrong identation.

scripts/waflib/gitversion.py

@@ -22,8 +22,8 @@ def get_git_version():
 		except Exception as e:
 			pass
 
-	if(len(version) == 0):
-		version = None
+		if(len(version) == 0):
+			version = None
 
 	return version
 

scripts/waflib/xcompile.py

@@ -76,8 +76,8 @@ class Android:
 
 		self.toolchain = toolchain
 
-                if self.ndk_rev >= 19 or 'clang' in self.toolchain:
-                        self.clang = True
+		if self.ndk_rev >= 19 or 'clang' in self.toolchain:
+			self.clang = True
 
 		if self.is_arm64() or self.is_amd64() and self.api < 21:
 			Logs.warn('API level for 64-bit target automatically was set to 21')