meta-inspur: Cleanup for Yocto override syntax change

Refer to: https://lore.kernel.org/openbmc/YQ1FD5q8KbhbXVBK@heinlein/

```
poky/scripts/contrib/convert-overrides.py meta-inspur

git grep "_[a-z0-9_/-]*[ :]" -- meta-inspur | grep ".bb"

git grep -l _fp5280g2 -- meta-inspur | xargs sed -i \
's/_fp5280g2/:fp5280g2/'
git grep -l _on5263m5 -- meta-inspur | xargs sed -i \
's/_on5263m5/:on5263m5/'
git grep -l _virtual  -- meta-inspur | xargs sed -i \
's/_virtual/:virtual/'

```

Signed-off-by: George Liu <liuxiwei@inspur.com>
Change-Id: I5ef5039691caf5e33fb865da0fdd70d95d7e3bdf
diff --git a/meta-inspur/meta-fp5280g2/recipes-phosphor/packagegroups/packagegroup-obmc-apps.bbappend b/meta-inspur/meta-fp5280g2/recipes-phosphor/packagegroups/packagegroup-obmc-apps.bbappend
index 58b4d8e..f4d97d7 100644
--- a/meta-inspur/meta-fp5280g2/recipes-phosphor/packagegroups/packagegroup-obmc-apps.bbappend
+++ b/meta-inspur/meta-fp5280g2/recipes-phosphor/packagegroups/packagegroup-obmc-apps.bbappend
@@ -6,14 +6,14 @@
                                     phosphor-power-psu-monitor \
                                   "
 
-RDEPENDS_${PN}-inventory_append_fp5280g2 = " \
+RDEPENDS:${PN}-inventory:append:fp5280g2 = " \
                                              openpower-fru-vpd \
                                              openpower-occ-control \
                                              phosphor-cooling-type \
                                              virtual/obmc-gpio-presence \
                                             "
 
-RDEPENDS_${PN}-extras_append_fp5280g2 = " \
+RDEPENDS:${PN}-extras:append:fp5280g2 = " \
                                           ${POWER_SERVICE_PACKAGES_FP5280G2} \
                                           phosphor-led-manager \
                                           pldm \