chore: remove redundant words in comment

Signed-off-by: crystalstall <crystalruby@qq.com>

library/std/src/ffi/os_str.rs

@@ -550,7 +550,7 @@ impl OsString {
         OsStr::from_inner_mut(self.inner.leak())
     }
 
-    /// Truncate the the `OsString` to the specified length.
+    /// Truncate the `OsString` to the specified length.
     ///
     /// # Panics
     /// Panics if `len` does not lie on a valid `OsStr` boundary

library/std/src/pipe.rs

@@ -97,7 +97,7 @@ impl PipeReader {
     /// let mut jobs = vec![];
     /// let (reader, mut writer) = std::pipe::pipe()?;
     ///
-    /// // Write NUM_SLOT characters the the pipe.
+    /// // Write NUM_SLOT characters the pipe.
     /// writer.write_all(&[b'|'; NUM_SLOT as usize])?;
     ///
     /// // Spawn several processes that read a character from the pipe, do some work, then

library/std/src/sync/poison/mutex.rs

@@ -534,7 +534,7 @@ impl<T: ?Sized> Mutex<T> {
     /// # Errors
     ///
     /// If another user of this mutex panicked while holding the mutex, then
-    /// this call will return an error containing the the underlying data
+    /// this call will return an error containing the underlying data
     /// instead.
     ///
     /// # Examples

src/ci/docker/host-x86_64/dist-riscv64-linux/patches/gcc/8.5.0/0002-hidden-jump-target.patch

@@ -10,7 +10,7 @@ https://sourceware.org/bugzilla/show_bug.cgi?id=28509
 And this is the first version of the proposed binutils patch,
 https://sourceware.org/pipermail/binutils/2021-November/118398.html
 
-After applying the binutils patch, I get the the unexpected error when
+After applying the binutils patch, I get the unexpected error when
 building libgcc,
 
 /scratch/nelsonc/riscv-gnu-toolchain/riscv-gcc/libgcc/config/riscv/div.S:42:

tests/ui/duplicate/multiple-types-with-same-name-and-derive.rs

@@ -1,5 +1,5 @@
 // Here, there are two types with the same name. One of these has a `derive` annotation, but in the
-// expansion these `impl`s are associated to the the *other* type. There is a suggestion to remove
+// expansion these `impl`s are associated to the *other* type. There is a suggestion to remove
 // unneeded type parameters, but because we're now point at a type with no type parameters, the
 // suggestion would suggest removing code from an empty span, which would ICE in nightly.
 //