Remove extra backticks in platforms docs
Just a simple documentation fix.
Closes
@@ -150,11 +150,11 @@ build as part of a target pattern expansion. For example, the following two
invocations skip any incompatible targets found in a target pattern expansion.
```console
-$ bazel build --platforms=//:myplatform //...`
+$ bazel build --platforms=//:myplatform //...
```
```console
-$ bazel build --platforms=//:myplatform //:all`
+$ bazel build --platforms=//:myplatform //:all
```
Incompatible tests in a [`test_suite`](be/general.html#test_suite) are
