[lit] Remove semicolons in Python code

[modocache]

Summary

Semicolons aren't necessary as statement terminators in Python, and
each of these uses are superfluous as they appear at the end of a line.
The convention is to not use semicolons where not needed, so remove them.

utils/lit/lit/TestRunner.py

for i,result in enumerate(results):
                 result.exitCode,)
         if litConfig.maxIndividualTestTime > 0:
             out += 'error: command reached timeout: %s\n' % (
                 i, str(result.timeoutReached))
 
     return out, err, exitCode, timeoutInfo
 
 def executeScript(test, litConfig, tmpBase, commands, cwd):
-    bashPath = litConfig.getBashPath();
+    bashPath = litConfig.getBashPath()
     isWin32CMDEXE = (litConfig.isWindows and not bashPath)
     script = tmpBase + '.script'
     if isWin32CMDEXE:
         script += '.bat'
 
     # Write script file
     mode = 'w'
     if litConfig.isWindows and not isWin32CMDEXE:

utils/lit/lit/util.py

for path in paths.split(os.pathsep):
             if os.path.exists(p) and not os.path.isdir(p):
                 return p
 
     return None
 
 def checkToolsPath(dir, tools):
     for tool in tools:
         if not os.path.exists(os.path.join(dir, tool)):
-            return False;
-    return True;
+            return False
+    return True
 
 def whichTools(tools, paths):
     for path in paths.split(os.pathsep):
         if checkToolsPath(path, tools):
             return path
     return None
 
 def printHistogram(items, title = 'Items'):