Unwrap `load` lines in README.md

The line breaks were not necessary, as the lines are short enough.

Change-Id: Ibdd4b8ab32efeb7fd43d1d68c464a6b9e27e0761

README.md

diff --git a/README.md b/README.md
index ae0b14a..3f0d7de 100644
--- a/README.md
+++ b/README.md
@@ -26,8 +26,7 @@
   remote = "https://gerrit.googlesource.com/bazlets",
   commit = "928c928345646ae958b946e9bbdb462f58dd1384",
 )
-load("@com_googlesource_gerrit_bazlets//:gerrit_api.bzl",
-     "gerrit_api")
+load("@com_googlesource_gerrit_bazlets//:gerrit_api.bzl", "gerrit_api")
 gerrit_api()
 ```
 
@@ -36,8 +35,7 @@
 `plugin_api_sha1` and `acceptance_framework_sha1` parameters:
 
 ```python
-load("@com_googlesource_gerrit_bazlets//:gerrit_api.bzl",
-     "gerrit_api")
+load("@com_googlesource_gerrit_bazlets//:gerrit_api.bzl", "gerrit_api")
 gerrit_api(version = "3.0.9",
            plugin_api_sha1 = "dbcadf2c198b1ee1b74678855e8e10b2c403de1f",
            acceptance_framework_sha1 = "799cb104f2c0de4394528e38ad487557dd69bb49")
@@ -48,8 +46,7 @@
 omitted:
 
 ```python
-load("@com_googlesource_gerrit_bazlets//:gerrit_api.bzl",
-     "gerrit_api")
+load("@com_googlesource_gerrit_bazlets//:gerrit_api.bzl", "gerrit_api")
 gerrit_api(version = "3.0.10-SNAPSHOT")
 ```