Fix typo 'exmaple' -> 'example'

Differential Revision: D25307854

fbshipit-source-id: 11b1282659b1b2c20b04e848f0c9824813af5b21

folly/Uri.h

@@ -57,7 +57,7 @@ class Uri {
   const std::string& host() const { return host_; }
   /**
    * Get host part of URI. If host is an IPv6 address, square brackets will not
-   * be returned, for exmaple "::1"; otherwise it returns the same thing as
+   * be returned, for example "::1"; otherwise it returns the same thing as
    * host().
    *
    * hostname() is what one needs to call if passing the host to any other tool

folly/executors/SoftRealTimeExecutor.h

@@ -33,7 +33,7 @@ class SoftRealTimeExecutor : public virtual Executor {
   // for flexbility. While the deadline for a task may be a time point,
   // it could also be a duration or the size of the task, which emulates
   // rate-monotonic scheduling that prioritizes small tasks. It also enables
-  // for exmaple, tiered scheduling (strictly prioritizing a category of tasks)
+  // for example, tiered scheduling (strictly prioritizing a category of tasks)
   // by assigning the high-bit of the deadline.
   virtual void add(Func, uint64_t deadline) = 0;
 };