Fix alignment of HLSL packed structs in interface blocks.
Fix alignment of HLSL packed structs in interface blocks.

TRAC #22856

Signed-off-by: Geoff Lang
Signed-off-by: Shannon Woods
Authored-by: Jamie Madill

MSOpenTech/angle,jgcaaprom/android_external_chromium_org_third_party_angle,ppy/angle,vvuk/angle,larsbergstrom/angle,ecoal95/angle,xin3liang/platform_external_chromium_org_third_party_angle,mlfarrell/angle,bsergean/angle,jgcaaprom/android_external_chromium_org_third_party_angle,domokit/waterfall,mrobinson/rust-angle,nandhanurrevanth/angle,mlfarrell/angle,vvuk/angle,MIPS/external-chromium_org-third_party-angle,bsergean/angle,mrobinson/rust-angle,csa7mdm/angle,csa7mdm/angle,ecoal95/angle,ghostoy/angle,nandhanurrevanth/angle,csa7mdm/angle,ecoal95/angle,jgcaaprom/android_external_chromium_org_third_party_angle,xin3liang/platform_external_chromium_org_third_party_angle,MSOpenTech/angle,crezefire/angle,mikolalysenko/angle,csa7mdm/angle,mikolalysenko/angle,mikolalysenko/angle,larsbergstrom/angle,larsbergstrom/angle,domokit/waterfall,android-ia/platform_external_chromium_org_third_party_angle,mrobinson/rust-angle,nandhanurrevanth/angle,crezefire/angle,MSOpenTech/angle,ecoal95/angle,bsergean/angle,mikolalysenko/angle,mlfarrell/angle,vvuk/angle,xin3liang/platform_external_chromium_org_third_party_angle,MSOpenTech/angle,mybios/angle,crezefire/angle,android-ia/platform_external_chromium_org_third_party_angle,mybios/angle,ppy/angle,bsergean/angle,android-ia/platform_external_chromium_org_third_party_angle,mrobinson/rust-angle,ecoal95/angle,vvuk/angle,mlfarrell/angle,MIPS/external-chromium_org-third_party-angle,mybios/angle,geekboxzone/lollipop_external_chromium_org_third_party_angle,ppy/angle,ppy/angle,ghostoy/angle,MIPS/external-chromium_org-third_party-angle,ghostoy/angle,ghostoy/angle,xin3liang/platform_external_chromium_org_third_party_angle,mybios/angle,nandhanurrevanth/angle,geekboxzone/lollipop_external_chromium_org_third_party_angle,geekboxzone/lollipop_external_chromium_org_third_party_angle,mrobinson/rust-angle,MIPS/external-chromium_org-third_party-angle,larsbergstrom/angle,crezefire/angle,geekboxzone/lollipop_external_chromium_org_third_party_angle,jgcaaprom/android_external_chromium_org_third_party_angle,android-ia/platform_external_chromium_org_third_party_angle