meta-phosphor: remove duplicate boost-url

Upstream now has an identical recipe at:
    meta-openembedded/meta-oe/recipes-devtools/boost-url/boost-url_git.bb

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I99636ef4eb317e39af5fc053b5c8e61d4af6ce3d
diff --git a/meta-phosphor/recipes-support/boost-url/boost-url_git.bb b/meta-phosphor/recipes-support/boost-url/boost-url_git.bb
deleted file mode 100644
index 6d4635b..0000000
--- a/meta-phosphor/recipes-support/boost-url/boost-url_git.bb
+++ /dev/null
@@ -1,17 +0,0 @@
-DESCRIPTION = "Boost.URL is a library for manipulating Uniform Resource Identifiers (URI) and Locators (URL)"
-HOMEPAGE = "https://github.com/CPPAlliance/url"
-SECTION = "libs"
-LICENSE = "BSL-1.0"
-LIC_FILES_CHKSUM = "file://LICENSE_1_0.txt;md5=e4224ccaecb14d942c71d31bef20d78c"
-
-SRC_URI = "git://github.com/CPPAlliance/url.git"
-
-SRCREV = "a56ae0df6d3078319755fbaa67822b4fa7fd352b"
-
-S = "${WORKDIR}/git"
-
-inherit cmake
-
-DEPENDS = "boost"
-
-BBCLASSEXTEND = "native nativesdk"