gluon-mesh-babel: fix respondd provider build/install

Rename to respondd.c / respondd.so, gluon.mk expects these names. This way
we can remove the install code. The installed filename is changed to
gluon-mesh-babel.so, bringing it in line with out common naming scheme.

package/gluon-mesh-babel/Makefile

@@ -17,9 +17,6 @@ endef
 define Package/gluon-mesh-babel/install
 	$(Gluon/Build/Install)
 
-	$(INSTALL_DIR) $(1)/usr/bin
-	$(INSTALL_DIR) $(1)/usr/lib/respondd
-	$(CP) $(PKG_BUILD_DIR)/babel-respondd.so $(1)/usr/lib/respondd/mesh-babel.so
 	$(INSTALL_DIR) $(1)/lib/gluon/status-page/providers
 	$(INSTALL_BIN) $(PKG_BUILD_DIR)/neighbours-babel $(1)/lib/gluon/status-page/providers/
 endef

package/gluon-mesh-babel/src/Makefile

@@ -1,4 +1,4 @@
-all: babel-respondd.so neighbours-babel
+all: respondd.so neighbours-babel
 
 CFLAGS += -Wall -g -fPIC -D_GNU_SOURCE
 
@@ -24,7 +24,7 @@ CFLAGS_JSONC = $(shell pkg-config --cflags json-c)
 LDFLAGS_JSONC = $(shell pkg-config --libs json-c)
 
 
-babel-respondd.so: babel-respondd.c handle_neighbour.c
+respondd.so: respondd.c handle_neighbour.c
 	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $(LDLIBS) -shared $(LDFLAGS_JSONC) -o $@ $^ -lgluonutil -lblobmsg_json -lubox -lubus -liwinfo -luci
 
 neighbours-babel: neighbours-babel.c handle_neighbour.c